Supplements / Additives

While N-P-K is critical for the health of a plant, there are many supplements (a.k.a. enhancements or additives) needed for optimum plant growth. Some examples include calcium, magnesium, sulfur, vitamins, amino acids, hormones, potassium and enzymes. These nutrient additives help round out a plant's diet... Your plants will love you!

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Advanced pH Perfect bloom will give you the healthiest plants around. You will get the most of your money with this concentrated blend.
With chelates absorbed into your plants, you can expect nothing but high quality micro nutrients and an amazing garden. Advanced Nutrients pH Perfect Micro is the way to go!
Advanced Nutrients Ancient Earth is a blend of Grandma Enggys F-1 and H-1, a combination of humic acid AND fulvic acid... in a single bottle.
$12.50 - $34.95
Age Old Fish and Seaweed is an organic fertilizer that works well in both soil and hydroponics.
Age Old Humic Acid 12 liquid is 100% organic. Humic acid is used to reclaim soils damaged by chemicals.
$12.50
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Age Old Promote is the perfect solution to make sure your plants have a healthy home for their root systems.
Algamin Kelp Meal is a rich organic source of nitrogen and potassium. Algamin is fresh-cut Norwegian seaweed slowly, mechanically dried, cleaned, desalted and ground into dust-free meal.
$30.50 - $322.95
House & Garden Algen Extract promotes vigorous vegetative growth as well as aiding plant nutrient uptake.
Because the Nectar for the Gods line of nutrients works so well if you use all of the parts, we decided to offer an extra discount for anyone interested in picking up the entire line in one bulk order.
Because the Nectar for the Gods line of nutrients works so well if you use all of the parts, we decided to offer an extra discount for anyone interested in picking up the entire line in one bulk order.
Because the Nectar for the Gods line of nutrients works so well if you use all of the parts, we decided to offer an extra discount for anyone interested in picking up the entire line in one bulk order.
$60.95 - $161.50
Use House and Garden’s Amino Treatment to ensure your plants will have high quantities of fruit, have strong sturdy stems, and are less prone to stress and disease.
$42.50 - $84.95
Roots Organics Ancient Amber uses organic ingredients that growers have been using for centuries to deliver the nutrients that your plants need to grow. This product has a variety of application options. Perfect for any grower.
$18.50 - $101.95
Nectar for the Gods’ Aphrodite’s Extraction is the perfect product to help benefit your plants overall health. With a specific combination of organic acids and vitamins, you can ensure you plants will grow strong and healthy.
$91.00 - $166.00
Aptus BloomBoost is the best way to improve your plants' development. The all natural product uses simple sugars and other natural ingredients to activate plant flowering response.
Increase yields substantially with Aptus Breakout Powder by boosting the levels of Phosphorus and Potassium in your plants.
$144.00 - $260.00
Aptus FaSilitor helps you plants handle a variety of different environmental stress types by strengthening the overall structure of the plant.
$39.00 - $74.00
Aptus FinaleBoost is the key to helping your plants grow strong and healthy during their blooming process. This product triggers fruit and bud growth!
$50.00 - $95.00
Aptus MassBoost provides you plants with the calcium and magnesium to avoid deficiencies and give your plants that extra boost to push through development phases.
$39.00 - $74.00
Aptus PeakBoost helps to prevent phosphorus deficiencies in your plants by delivering key nutrients to your plants when they need them most.
Aptus Plant Tech strives to provide quality uniform nutrient additives. Their approach is based on preventive methodology for host (plant), pest and environmental problems... Simply put, to avoid problems before they become problems.
Aptus Plant Tech strives to provide quality uniform nutrient additives. Their approach is based on preventive methodology for host (plant), pest and environmental problems... Simply put, to avoid problems before they become problems.
Aptus StartBoost is a 100% organic nutrient additive that helps your plant and its root system to grow thicker and more robust.
$12.50 - $76.50
Nectar for the Gods’ Athenas Aminas is a water-soluble amino acid that allows your plants to achieve maximum growth.
Azomite is a natural mineral product containing a broad spectrum of over 70 metabolically active minerals and trace elements.
$19.75 - $134.95
B’Cuzz Bloom Stimulator is a 100% organic product that helps plants produce sweeter, more aromatic flowers with higher yields.
B'Cuzz Blossom Builder Tabzz are 100% sizzling flower multipliers that ensure an explosive flower development in the flower phase.
B'Cuzz Blossom Builder Tabzz are 100% sizzling flower multipliers that ensure an explosive flower development in the flower phase.
The B`Cuzz Booster Pack is a set of gardening stimulants to help take your plants from start to finish. Simply add them to your existing fertilizer program to get amazing results.
$19.75 - $134.95
B'Cuzz Growth Stimulator helps plants grow quickly and powerfully by using its active ingredients to create a biological balance while maximizing growth.
$19.75 - $134.95
B’Cuzz Root Stimulator works best with other B'Cuzz products and give your plants the nutrients they need to establish a strong, healthy root system.
$11.75 - $127.95
B-52 Fertilizer Booster delivers complex B vitamins to your plants to help them cope with different environmental stresses.
pH-balanced blend of extra strength micro and macro nutrients formulated to promote maximum blossom development and produce heavy fruit.
Big Bud Bloom Booster Liquid is made with the correct ratio of potassium, phosphorus, magnesium and sulphur, the superfoods that stoke the floral production system in your plants.
Big Bud Bloom Booster Powder contains all of the amino acids that are the essential foundation for plant metabolism and flower growth. It also has ascorbic acid to stimulate the metabolic processes in your plants.
$8.95 - $58.50
A combination of soluble seaweed extract and seven micronutrients, BioAg CytoPlus is an excellent source of beneficial organic compounds, including humic and fulvic acids.
$6.50 - $28.50
BioAg Ful-Humix is a water soluble humic powder and soil/nutrient activator. It increases nutrient efficiency and uptake, increases cellular activities at all levels.
$7.50 - $42.50
BioAG VAM helps to increase the beneficial relationship between your plants and natural fungi. This is a great solution when transplanting plants, if there is a drought, or presence of soil toxicities.
$21.95 - $145.95
BioBizz Alg-A-Mic Nutrient is made from organic seaweed and gives your plants and chemical-free, natural nutrition source.
$83.95 - $299.95
BioBizz BioHeaven gives your garden the energy boost it needs to stimulate your plants' metabolisms allowing them to get rid of toxins and repair chlorophyll.
$29.50 - $228.95
BioBizz RootJuice is a great natural root stumulator. Use this product to accelerate root growth and increase yields!
$46.50 - $159.75
BioBizz TopMax is a plant bloom stimulant that helps increase the number of blooms, delivers nutrients to your plants and also increases their flavor!
$84.95 - $384.95
BIOCANNA Bio Boost help product more flavorful fruit by stimulating the plants growth during the fruiting and flowing states. Perfect for any garden!
$25.50 - $76.50
Nectar for the Gods’ Bloom Khaos is nutrient designed to get better color, flavor, and scent from your blooms.
$188.95 - $793.50
Bloombastic is a powerful nutrient additive that combines minerals and stimulators to help both the ripening and flowering processes of your plans.
$6.70 - $82.45
Blossom Blaster by Grotek is the perfect additive to give your plants the boost the need for dramatic growth by increasing nutrients to the areas that need it most.
$16.95 - $122.50
B’Cuzz Blossom Builder increases the essential oil production of your plants increasing their size, scent, and flavor when the bloom.
$14.95 - $81.95
Botanicare Silica Blast Plant Bio-mass Yield Enhancer stengthens plant tissue so they can flourish in adverse environmental conditions such as heat, drought, and frost.
B Vitamin Supplement that provides the necessary vitamins and twenty one amino acids to balance plant growth and health when accelerating growth in your plants.
$7.99 - $195.95
Advanced Nutrients Bud Candy was created by combining both Sweetleaf and Carbo Load into one powerful flavor and aroma enhancer that will also give you even bigger yields.
$53.05 - $257.95
Advanced Nutrients Bud Factor X is a liquid hydroponics bud builder formula that is guaranteed to increase crop yields and essential oil production by stimulating plant defense mechanisms.
$23.75 - $78.95
Advanced Nutrients Bud Ignitor lets you maximize the flowering sites per stem! Advanced Nutrients has developed Bud Ignitor to give you extreme results when triggering the flowering phase of your plants.
$50.95 - $190.95
House & Garden Bud XL is an innovative late bloom additive that focuses on increased fruit and flower production.
BuffaLoam Organic Buffalo Compost is OMRI listed 100% organic and is a compost product that will help improve the soil of your plants. Perfect for repotting flowers or dealing with transplanting plants.
BuffaLoam Soil Alive works perfectly with potted plants or outdoors. It's specially designed ingredients increase soil fertility, improve soil structure and help with nutrient uptake.
Looking for a natural fertilizer that is perfect for your indoor or outdoor garden You need to try Buried Treasure Liquid Guano today!
$17.25 - $60.25
When your plants are ailing, Bush Doctor Boomerang helps heal damaged root tissue to stimulate a faster recovery.
$17.50 - $61.50
FoxFarm BushDoctor Kangaroots is an organic macro and micronutrient formula that enhances both primary and secondary root development. It also contains concentrated amounts of microbes to enrich soil or growing medium!
Use the Bush Doctor Root Trio pack for incredible root strength in your plants.
$17.25 - $58.25
FoxFarm BushDoctor Sledgehammer fertilizer rinse is designed to remove excess fertilizer buildup to improve water movement through both soil and soilless growing mediums.
$34.95 - $109.95
When you need to control the size of your plants, use General Hydroponics Bush Load, a super concentrated ornamental growth regulator.
All Day Organics dry organic supplement is 100% soluble to provide maximum results in your indoor garden.
$5.25 - $89.95
Cal-Mag Plus is a beneficial nutrient supplement that corrects calcium, magnesium, iron and trace mineral deficiencies found in most soil fertilizers and some hydroponic nutrient liquid concentrated formulas.
$28.75
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Xtreme Gardening CalCarb is a foliar spray derived from naturally existing calcium carbonate. It provides the carbon dioxide needed to achieve optimum photosynthesis performance - effectively maximizing your plants growing potential.
$13.50 - $80.50
General Hydroponics CaliMagic is a concentrated blend of readily available Calcium and Magnesium which helps support fast growing plants by preventing secondary nutrient deficiencies.
$6.75 - $85.25
CANNA PK 13/14 was developed to stimulate the flowering phase of fast growing plants. This high grade mixture of phosphorus and potassium allows your plants to lavishly flower and fruit.
$9.25 - $27.25
CANNA's Cannazym is designed to help increase the amount of nutrients your plants roots can absorb helping the root system to be healthy and function properly.
$8.26 - $60.75
To sustain optimum health, plants need to load up on carbohydrates during the production phase as their stored carbs are drained while producing flowers, fruits, nuts, herbs and vegetables.
$13.95 - $31.50
pH-balanced blend of extra strength macro and micro nutrients formulated to improve flavor and aroma in flowers, fruits and vegetables.
$19.95 - $60.95
Humboldt County's Own Crystal Burst is a high-potency bloom enhancer with vitamin B1.
Cultured Solutions Bud Booster Early Bloom is a specially designed formula consisting of extra magnesium and nitrogen to help plants reach their maximum growth potential.
Cultured Solutions Bud Booster Late Bloom is a pH stable powder that is designed to be used in the late stages of bloom and growth to help your plants achieve optimal growth.
Cultured Solutions Bud Booster Mid Bloom is a high potency fruit and flower stimulator that provides higher ratios of the specific minerals required during the flowering cycle.
Cutting Edge Bulletproof S.I. 5% helps your plants to increase translocation and the photosynthesis process to help increase their yield. It also helps protect against fungal diseases.
$24.95 - $148.75
Are your plants suffering from short daylight hours or low light intensity Mag Amped is your solution!
$24.50 - $148.75
Developed by Cutting Edge Solutions, Plant Amp is pure calcium, chelated with organic acids to improve plant absorption. Use it in your reservoir or as a foliar spray.
Cutting Edge Solutions Solar Gaia uses humic compounds that act as chelating agents for both macro and micro nutrients.
Cutting Edge Solutions Sour-Dee stimulates amino acid production in your plants.
$16.95 - $50.95
Sugaree is a powerful, easy to use additive that provides a natural source of energy during the later stages of your plant's life cycle.
Uncle John's Blend is used throughout your plant's growing cycle to supply potassium to plants, delivered through a matrix of sugars (carbohydrates).
$31.50 - $117.95
Promote plant development and healing with the nitrogen, phosphorus, and potassium included in the Cyco B1 Boost.
$28.95 - $59.95
Protect your plant from environmental stresses and treat chlorosis with Cyco Dr. Repair.
$12.95 - $37.95
Feed the microbial life in your growing environment with Cyco Kleanse. This additive also helps cleanse your growing environment from most unwanted micronutrients, cationic nutrients and metals.
$119.95
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The ultimate additive addition to any grower's bloom regime, containing all the BLOOM additives required to enhance any garden.
$142.95
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The ultimate additive addition to any grower's grow regime, containing all the GROW additives required to enhance any grower's garden.
$226.95
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The Cyco Platinum ProKit is a complete package of Cyco products that includes everything required to grow a grandiose garden from start to harvest.
$14.75 - $43.95
Helps in the development of a plant to produce large flowers, and also aids in achieving a full yield and quality.
$97.50
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Includes everything gardeners need to revitalize plants after a period of stagnant growth, environmental stress or poor growing conditions.
$33.95 - $209.95
Use Cyco Ryzofuel to stimulate root growth and achieve greener, more vigorous plant growth.
$22.95 - $88.50
Cyco Silica increases the amount of chlorophyll in leaves, allowing plants to tolerate both higher- and lower-than-optimum light levels by making better use of that which is available.
$25.95 - $72.50
Cyco Dr. Repair treats the yellowing of leaf tissue due to a lack of chlorophyll, known as chlorosis.
$37.95 - $169.95
Cyco Supa Stiky is a unique additive that is designed to be added during your plants flowering cycle. It helps improve fruit and quality as well as resin production.
$29.75 - $132.95
Encourage plant maturation and increase your plant's resistance to stress with the Cyco Swell.
$16.50 - $55.50
Promote plant health and increase the availability of nutrients in your plants using the Cyco Uptake.
Increase the production of root hairs and overall root growth, helping your plant absorb more water and nutrients.
$38.95 - $124.95
Cyco Zyme produces soluble sugars that assist in making nutrient absorption easier for your plants.
$37.95 - $119.95
Dark Energy by American Hydroponics is a powerful nutrient additive that will increase the yields of your plants and bring them to harvest sooner.
$16.95 - $101.95
Nectar for the Gods Demeters Destiny is liquid calcium derived from Calcium Phosphate.
$13.95 - $43.50
General Organics Diamond Black is derived from 100% pure mined Leonardite, a naturally occurring form of carbon drawn from prehistoric peat bogs.
$14.50 - $77.95
Contains the highest quality, most effective fulvic acid available and is safe to mix with hydroponics solutions, soil, or foliar applied fertilizers.
Down to Earth Alfalfa Meal is a specially designed soil conditioner that helps give your plants a growth boost!
$18.50 - $53.50
Dyna-Gro Mag-Pro is an award winning blossom booster that gives outstanding results when used on orchids, roses and other indoor or outdoor flowering plants.
$15.95 - $38.95
Dyna-Gro Pro-TeKt gives your plants higher levels of potassium and silicon to help build strong cell walls.
Earth Juice Assist is a natural wetting agent and media conditioner. Use Assist to soften soils for better moisture penetration and to increase fertilizer availability.
Use Earth Juice Big Bloomin' Guano to help increase the aroma of your flowers and flavor of your vegetables!
Earth Juice BioZeus ensures your plants have a great harvest later on by establishing a healthy root system early on!
Fossilized marine bird guano and steamed bone meal that promotes healthy budding and blooming.
Earth Juice Catalyst is a 100% organic additive that conditions soils and hydroponic solutions for better nutrient availability.
Earth Juice Meta-K is a 100% natural liquid potassium nutrient for maturing, fruiting, and flowering plants that require more potassium.
Earth Juice Microblast is a proprietary liquid micronutrient formula to be used to prevent and correct micronutrient deficiencies.
$9.95 - $24.95
Recommended for plants with calcium and magnesium deficiencies, OilyCann is a nitrogen-free, natural liquid supplement formulated with calcium, magnesium and humic acid.
Ecklonia Kelp Plant Growth Stimulant is a 100% organic nutrient supplement that is made from Ecklonia Maxima, an edible species of brown kelp seaweed. It is completely non-toxic to humans, animals, birds and insects.
$14.25 - $84.95
Introducing Emerald Harvest's Cal-Mag, a top of the line calcium and magnesium supplement perfect for perking your plants back up to a lush green state.
For a hydroponic garden full of high-yield plants, you'll need an effective and comprehensive nutrient supplement. Emerald Harvest's Emerald Goddess does just that.
$25.50 - $178.50
For plants with fragrant, sticky buds and all kinds of trichomes, look no further than Emerald Harvest's Honey Chome. A top-of-the-line aroma and resin enricher, Honey Chome combines the best natural ingredients to ensure your plants smell and taste great.
Emerald Harvest is introducing their hassle-free 2-part Kick-Starter Kit, based around their well known Cali-Pro base nutrients.
?If you've always wanted a comprehensive nutrient line for your plants, but are worried about the money it takes to completely switch to a new group of products, then the 3-Part Kick-Starter Kit from Emerald Harvest is a great option for you.
$29.95 - $254.95
Emerald Harvest's King Kola is a revolutionary bloom boosting supplement that leads the hydroponic industry by adding hemp seed flower for additional nutrients essential to your plants' bloom.
$23.50 - $127.50
To harvest your biggest yield yet, you're going to need plant stalks that can handle your heavy blooms and fruits. While your base nutrient series provides basic supplements necessary for strong stalk growth, Sturdy Stalk, a potassium silicate supplement from Emerald Harvest, gives your plants the extra boost they need to grow strong enough to withstand stressors from the environment and elsewhere.
$18.95 - $65.95
Humboldt Nutrients created Equilibrium Natural to give you an easy to use one-part calcium and magnesium additive in the correct ratios to produce strong healthy plants.
$7.95
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Espoma Organic Traditions Bone Meal is an all natural source of organic phosphorous and nitrogen.
Espoma Organic Traditions Dried Blood is a safe source of organic nitrogen.
Espoma Garden Gypsum is a 100% organic product that helps counteract soil damage caused from salt used in winter de-icing.
Espoma Cottonseed Meal is an organic plant food that feeds acid loving plants, generating faster growth and blooms.
Espoma Organic Garden Lime is pellitized for easy application and is much safer than hydrated lime.
Espoma organic Soil Acidifier is an effective way to lower soil pH to its optimal range for acid loving plants such as rhododendrons, azaleas and hydrangeas.
Espoma Organic Traditions Rock Phosphate is a 100% natural source of phosphorus. Plants require this nutrient for healthy root development and for fruit and flower production.
Espoma Triple Phosphate helps improve root growth. It also supports healthy fruit and flower formation in your garden.
Final Flush eliminates excess fertilizer salts in the final stages of growth and can also be used to correct over-feeding
Final Flush eliminates excess fertilizer salts in the final stages of growth and can also be used to correct over-feeding
Final Flush eliminates excess fertilizer salts in the final stages of growth and can also be used to correct over-feeding
Final Flush eliminates excess fertilizer salts in the final stages of growth and can also be used to correct over-feeding.
Final Flush eliminates excess fertilizer salts in the final stages of growth and can also be used to correct over-feeding
General Hydroponics FloraNectar Sweetener optimizes the largest transference of sweetness and aroma into your fruits and flowers.
General Hydroponics FloraNectar Sweetener optimizes the largest transference of sweetness and aroma into your fruits and flowers.
General Hydroponics FloraNectar Sweetener optimizes the largest transference of sweetness and aroma into your fruits and flowers.
FloraNectar provides your plants with the necessary nutrients, amino acids and minerals for the sweetest fruits and the most aromatic flowers.
General Hydroponics FloraNectar Sweetener optimizes the largest transference of sweetness and aroma into your fruits and flowers.
$17.50 - $115.00
General Hydroponics FloraNectar provides your plants with the necessary nutrients, amino acids and minerals for the sweetest fruits and the most aromatic flowers
$22.50 - $68.50
Floralicious Bloom and Floralicious Grow, from General Hydroponics, brings out your plant's full genetic potential by augmenting metabolic activity in the root zone. This potent organic nutrient additive is made from the best nature has to offer! Floralicious contains a perfect balance of vitamins, phytohormones, humic acids, polysaccharides, fructans, beta-glucans, L-amino acids, and polyflavonoids.
$22.50 - $68.50
Floralicious Bloom and Floralicious Grow, from General Hydroponics, brings out your plant's full genetic potential by augmenting metabolic activity in the root zone. This potent organic nutrient additive is made from the best nature has to offer! Floralicious contains a perfect balance of vitamins, phytohormones, humic acids, polysaccharides, fructans, beta-glucans, L-amino acids, and polyflavonoids.
$28.95 - $180.50
Floralicious Plus contains the organic building blocks of life. It enhances metabolic growth and essential oil production, promotes flower development, stimulates fruit swelling and encourages beneficial microbial activity in the root zone.
$17.95 - $42.50
Hydrodynamics' Europonic FossilFuel is a specialized additive that helps plants' ability to absorb essential nutrients and water. It can be used in hydroponics, foliar sprays and soil applications.
FoxFarm's Kelp Me Kelp You is a natural, organic plant supplement is derived from Norwegian kelp to boost your plant's nutrient uptake.
Wholly Mackerel provides nutrients derived from fish provide tons of the organic nitrogen and phosphorous your growing plants need to meet their yield potential.
The Foxfarm Dirty Dozen Starter Kit has everything you need to give your plants beautiful blooms and keep them growing healthy!
Gringo Rasta Will Power was created with a blend of all the nutrients your plants need, in a potent, fast-acting recipe that delivers those essential nutrients immediately.
One of the most powerful dry fertilizers on the market, Zulu Charlie™ Bloom Shaka Laka Laka™ works to give your plants extra large, fragrant blooms along with robust fruit development.
A fertilizer specially formulated to bring out the best in your Japanese maples and other low pH feeders, like lilies evergreens, hydrangeas, junipers, dogwoods, and flowering ornamentals.
The FoxFarm Soluble Tri-Pak includes everything to supercharge the flower potential in any garden!
$16.95 - $93.50
Often referred to as the champagne of humic acids, BioAg Ful-Power Humic Acid is an excellent choice for all gardening applications.
$16.75 - $39.95
Botanicare Fulvex increases the nutrients available to your plants while cutting down on the time it takes for seed germination. It's a win-win!
$106.95 - $335.75
Cutting Edge G-Rex was formulated to work throughout the entire growth cycle from the rooted cutting stage all the way until harvest. You can apply it to cuttings as soon as the callus forms at their base.
$35.50 - $133.95
General Organics BioBud generates explosive flowering and massive fruit production being that it is a powerful bloom stimulator. With this product your plants will receive the minerals, humates and amino acids they need to grow bigger, more vibrant flowers, and flavorful fruit.
$13.95 - $43.50
Part of the General Organics (GO) line from General Hydroponics, BioMarine is a fish-based fertilizer that encourages and supports beneficial microbes to improve soil vitality.
$13.95 - $44.50
BioRoot is a nutrient supplement that helps your plants develop stronger, larger root systems for improved overall plant health.
$16.95 - $54.40
Part of the new General Organics (GO) line from General Hydroponics, Bio Weed takes advantage of cold processed seaweed to promote natural intense vegetative growth.
$14.95 - $49.50
CaMg+ is a plant supplement that provides a natural source of calcium and magnesium, elements that are critical during your plants' growth cycle.
$26.75 - $88.95
Humboldt Nutrients specifically formulated Ginormous Bloom Enhancer to help your favorite plants yield the largest fruits, higher brix levels and better aromas.
$14.25 - $56.25
Dutch Master Gold Range ADD.27 is a mineral based nutrient additive with amino acids that will optimize the rate of cytoplasmic streaming (how a plant delivers nutrients to its cells).
Grandma Enggy's F-1 is a 100% organic fertilizer that boosts the your plants' abilities to absorb, process and transport nutrients. This benefits the yield, blooming and growth!
$60.95 - $207.95
Great White Mycorrhizal combines mycorrhizae, beneficial bacteria, trichoderma, and plant vitamins to help your plant become stronger and more efficient at absorbing nutrients.
$42.50 - $67.95
Hydrodynamics International GreenFuse Bloom Stimulator is 100% organic. It invigorates the natural blooming cycle of your plants, resulting in flowers and fruits with superior aroma and flavor.
$42.50 - $67.95
Hydrodynamics International GreenFuse Growth Stimulator is an organic nutrient supplement to be used during the vegetative growth stage of your plants.
$9.95 - $162.95
Monster Bloom and Monster Grow are an immaculate blend combined when gardening your indoor hydroponics. The high concentration allows for very little use, resulting in incredible growth and lush green plants.
$9.95 - $162.95
Grotek Monster Grow and Bloom are the perfect blend for your indoor hydroponics garden.
$9.45 - $28.95
Grotek's Pro-Silicate™ is a nutritional silicate additive containing potassium and silicon. This combination of ingredients acts as a tranpirant to help increase your plants' resistance to heat and drought. (A must for cloning.)
Primarily used for iron deficiencies in gardens, the Grow More Iron Sulfate is a great water soluble source of iron and sulfate.
$26.95 - $249.95
GrowSwitch Full On is an exciting new, organic supplement that reduces the NPK requirements your plants need saving you money and reducing environmental impact!
$25.50 - $144.50
Heavy 16 Finish is designed to help you create a superior hydroponics system. It changes the molecular structure of the water making it more vital and permeable.
$49.99 - $244.99
Heavy 16 Fire is phosphorus and potassium booster and key be used in any type of plant system of nutrient regiment. This nutrient also doubles as a fungicide for your plants!
$76.50 - $135.95
Heavy 16 Prime Concentrate is a unique product because it helps to enhance the flavor of your plants fruits while boosting growth and helping to produce full, bushy plants.
$50.95 - $144.50
Heavy Roots is a revolutionary new additive that is a root promoter, root protector, drip cleaner, and an antiprecipitate all in one.
$9.95 - $63.50
Nectar for the Gods Herculean Harvest is designed to enhance the strength of your plants giving them the ability to produce more fruitful blossoms.
$35.50 - $339.95
Hesi Boost is the perfect hydroponic fertilizer to help regulate the flowering of your plants while maximizing their yield.
$16.95 - $63.50
Hesi Coco is a growing supplement designed to maximize your plants growing and blooming.
$67.95 - $101.95
Hesi HYDRO PK is the ideal plant nutrient to increase you plants metabolism. This allows your plants to grow bigger faster and have healthier blooming phases.
$24.50 - $84.95
Hesi Root Formula is perfect is your have traumatized plants or a plant that caught a disease. Root Formula provides nutrients needed for them to recover. It can even be used as a preventative measure.
$12.69 - $59.50
Hesi SOIL Phosphorus Plus will boost your plants' flowering. Add it during your plants bloom cycle to give it that extra push that will generate beautiful, luscious blooms!
$41.95 - $186.95
Hesi Super Vit helps your plants to grow healthier and stronger with its super concentrated formula chock full of vitamins and amino acids.
$6.95 - $27.50
Hi-Brix Molasses is perfect or any indoor or outdoor garden. This all natural product delivers carbs and other nutrients your plant needs to thrive.
A hormone concentrate, root growth stimulant, and vitamin all in one, Hormex Concentrate works to stimulate growth of small feeder roots which can easily be damaged when you transplant.
$9.25 - $104.95
Hormex root stimulator is a liquid vitamin and hormone concentrate that encourages new root growth.
Hum-Bolt Liquid Humic Concentrate restores humic acid that is missing do to erosion or over farming. It creates immunities to help block out viruses and harmful bacterial particles.
$44.50 - $169.95
Humboldt Nutrient's Big Up Powder is the perfect nutrient to help you produce the best blooms you have ever seen on your plants.
Humboldt County’s Own Emerald Triangle Deep Breath is designed to help boost your plants' growth with its unique honey and vitamin based formula.
Highly concentrated and highly effective, this product contains impressive levels of essential potassium phosphate, vitamins B2, B3, B6, and nearly 20 times the vitamin B1 of any other bloom booster on the market today.
$11.50 - $38.95
Humboldt Hydro Honey Carbs ensures the microecosystems around your plants thrive. It helps them to produce more beneficial bacteria and fungi to help plant growth. Works in soil and soilless mediums
$20.75 - $65.75
Humboldts Honey Organic Extra Strength is a nutrient that benefits your plants root systems. It help with proper growth, heath and even improves the plants digestion.
Supplement your plant's potassium with the Humboldt Nutrients DeuceDeuce. You will see an improvement in your plants flowers as well and a resistance to insects and disease.
Humboldt Nutrients' FlavorFul is deigned to improve the permeability of your plants cell walls through the root and leaf system which ultimately improves the nutrient uptake of your plants.
Humboldt Nutrients Royal Flush is designed to remove unwanted salts and heavy minerals your plants in order for their produce to be cleaner, more flavorful, and delectably sweet.
$28.95 - $114.95
Humboldt Nutrients' Sea Cal is a specially formulated plant fertilizer for your hydroponics garden. It is the perfect solution for flowers, fruits, vegetables and herbs.
$19.95 - $69.95
Humboldt Nutrients' Sea Mag helps your plants produce the best flowers possible along with maximum fruit yields. This product is great for all growing mediums.
$19.95 - $72.75
Humboldt Nutrients Verde is a plant growth accelerant that delivers a specific set of nutrients that allow your plants to grow faster and healthier.
Made by Humboldt Nutrients, Humboldt Roots is a highly concentrated root stimulant that expands the root zone during the critical growth stage.
Humboldt Nutrients Structural Integrity (S.I.) is a silicate supplement designed for use with hydroponics systems but can be used with soil.
Humboldts Secret - Golden Tree can be easily added to and grow and bloom combination to help plants grow quicker, sturdier, and larger. You will see results fast!
?If you're looking for a quality supplement that's guaranteed to give you stronger, more resilient plants, then Storm Surge Silica from Hurricane Hydroponics is the supplement you want.
If you're concerned your flowering or mature plants are suffering a nutrient deficiency, a supplement like Hurricane Cal-Mag might just be the solution you need.
Converge Horticulture, a calcium silicate based media amendment and media conditioner is exactly what sustainable nursery and horticulture growers need to rebalance soilless substrates.
NuHumic WDG from Hurricane Hydroponics is the ultimate humic acid supplement on the market today.
Simply put, Selectrocide is the absolute best all-purpose disinfectant on the market today for growers of any kind.
If your plants are entering into the early flowering stage of growth, and you want to do everything you can to ensure you get the massive yield you always wanted, it's time for State of Emergency.
Storm Cell, from Hurricane Hydroponics, is that product. A 1-part nutritional concentrate for seedlings and cuttings grown in soilless media like coco coir, rockwool cubes and plugs, vermiculite, pearlite, and any other sort of inert mix.
An all-purpose product, White Squall is considered a multi-functional oxidizing water treatment, which means it can handle anything from mineral deposits to algae to fungi to biofilm.
HydroDynamics Europonic Silicate is the strongest product on the market with 11% Silicon Dioxide, it’s proven to protect your plants from the hottest days of summer to the early frosts of fall.
$31.95 - $172.95
Hydroplex Bloom Maximizer is a premium plant supplement used during the reproductive fruiting and flowering phase of a plants life cycle. Replacing Hydroplex Bloom Enhancer, this new balanced formula is effective for both hydroponics and soil.
$12.50 - $76.50
This has been one of the top-selling products of this new line in the store, barely able to keep it in stock.
When you supplement a standard fertilizer program with Instant Jungle, your plants will thrive at a whole new level.
$31.75 - $63.50
Made from OMRI worm castings and guanos, Humboldt County's Own Killer Tea is all natural.
KoolBloom Dry Ripening Formula is a highly concentrated dry nutrient supplement that promotes lavish flowering and encourages ripening in annual flowers and herbs.
Just like its dry counterpart, Liquid KoolBloom ripening formula is a highly concentrated additive that helps initiate ripening in annual flowers, perennial flowers and herbs. It also increases the size and weight of both fruits and flowers.
$26.50
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Liquid Humus is an excellent natural organic source of concentrated essential nutrients, vitamins and trace elements.
Liquid Karma functions as a growth engine because its high metabolic activity produces a large amount of energy, which is immediately transformed to growth. This Bio-catalyst plant stimulant contains a full complement of metabolically active organic compounds not found in regular plant foods or supplements.
$12.75 - $71.95
Mad Farmer’s M.O.A.B. is an all natural formula that delivers potassium and phosphorus to your plants to deliver higher, denser yields.
$27.95 - $81.50
House & Garden Magic Green is a foliar spray that nourishes your plants from the outside in, helping to green-up plants during any growth phase.
$16.95 - $139.95
Fully compatible for use with any quality soluble fertilizer, MagiCal promotes vigorous and healthy plant growth for both soil and soiless gardens with a highly enriched formula of Magnesium, Calcium and Iron.
$8.95 - $20.50
Maxicrop Liquid Fish is made of fresh fish from the Atlantic Ocean and contains no chemical additives. Maxicrop Liquid Fish contains naturally occurring amino acids, as well as a huge complex of chelated minor elements (especially B vitamins).
$22.95 - $45.95
Maxicrop Liquified Seaweed is made from pure seaweed extracts containing natural growth stimulants which initiate cell growth and cause vigorous growth of both root and stem. Maxicrop Liquified Seaweed organic plant fertilizer works well for both indoor and outdoor gardening.
Maxicrop Liquified Seaweed Plus Iron contains 2% iron. A unique combination of pure seaweed extract with readily sequestered iron in an easy-to-use liquid form. This high iron formulated product, when sprayed directly onto foliage, or applied as a root drench will prevent yellowing (chlorosis) of leaves, especially in acid-low (calcifuge) plants.
Maxicrop Soluble Seaweed Powder stimulates beneficial soil microbe activity which helps improve your garden's natural resistance to stress. It also extends the root system to give your plants greater access to nutrients and water in the soil for improved long term health.
Mayan MicroZyme, from Humboldt Nutrients, is a 100% organic and ecologically safe bacterial-enzymatic complex that decreases the risk of disease causing bacteria.
$12.50 - $76.50
Nectar for the Gods Mega Morpheus is a readily available source of natural phosphate for your plants that is completely water soluble.
$27.50 - $69.95
If you need a replacement for Humboldt Countys Own Gravity, we recommend you try Mendocino Avalanche.
$11.50 - $23.95
Mendocino Honey is an organic nutrient additive made from honey and Montmorillinite, a source of over 70 trace elements.
Microbe Life Nourish-L is a unique, water soluble, liquid humate derived from highly decomposed organic humus deposits. It contains a combination of naturally occurring microorganisms that help to maintain both appearance as well as the vigor of vegetables and plants.
Photosynthesis Plus is a complete ecosystem in a bottle. It enhances plant functions at the foliar level and the root zone in both soil and soilless substrates.
$169.95 - $297.95
Vitalize is carefully formulated to make your plants healthier, heartier, and more resistant to stress factors.
$11.89
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Just one large spoonful of Monterey Epsom Salts can make a big difference for plants!
The perfect addition to any compost tea, this product is loaded with carbohydrates, as well as proteins, organic acids, potassium, calcium, micronutrients, phosphorus, and magnesium.
Mr. Mucha-Stash is a Cal-Mag-Iron fertilizer supplement that is compatible with all growing systems, techniques and nutrient regiments.
$38.95 - $144.50
House & Garden Multi Zen is a concentrated growth additive whose unique formulation helps to thicken stalks resulting in stronger, more vigorous plants.
$22.95 - $79.95
Made by Humboldt Nutrients, 100% organic Myco Madness contains a biologically active package, 8 mycorrhizal species, 12 beneficial bacteria and 2 Trichoderma species well-suited to a variety of media, soil conditions, climates and plants.
$25.50
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Made by Humboldt Nutrients, 100% organic Myco Madness contains a biologically active package, 8 mycorrhizal species, 12 beneficial bacteria and 2 Trichoderma species well-suited to a variety of media, soil conditions, climates and plants.
$17.75 - $178.50
Xtreme Gardening Mykos Pure, Fresh Alive is a granular form of beneficial organism, Mycorrhiza (plural: Mycorrhizae), that lives on the roots of plants to form a healthy symbiotic relationship.
$22.95 - $53.50
Xtreme Gardening Mykos WP (Wettable Powder) provides an effective Biological Inoculant that may be injected through a sprayer, applied in hydroponic reservoirs, and used as a seed or cloning treatment.
Yet another perfect addition to your plant supplement routine, check out The Kraken from Nectar for the Gods.
$10.95 - $28.95
Neptune's Harvest Crab Shell is an excellent organic source of nitrogen, phosphorous, calcium (23%), and magnesium (1.33%). The high calcium content and slow release nitrogen and phosphorous makes this a good fertilizer when planting bulbs in spring and fall. A safe, natural slow-release fertilizer, Crab Shell also helps with nematode and fungus problems.
$14.95 - $46.95
Neptune's Harvest Kelp Meal is Ascophyllum Nodosum, which is widely recognized as one of the finest marine plants available for agriculture today. Kelp Meal contains vitamins, minerals, carbohydrates enzymes, amino acids and growth hormones necessary for optimum plant growth. Since it is 100% organic, this fertilizer won't burn plants or roots, plus it is environmentally safe!
$14.50 - $35.95
Neptune's Harvest Seaweed fertilizer supplement is an organic storehouse of over 60 naturally occurring major and minor nutrients and amino acids.
Nirvana Bloom Biostimulant, from Advanced Nutrients, is 100% organic! Created specifically for hydroponics gardening, Nirvana provides bloom-swelling stimulants that increases flower aroma and grows larger, better tasting fruits or vegetables. 
$16.95 - $50.95
House and Garden Nitrogen Boost provides your plants with the higher levels of high-quality nitrogen they need for rapid growth.
$13.50 - $33.95
Nitron Formula A-35 is an organic soil conditioner that enhances your fertilizers while restoring life to deficient soil. While improving soil texture, this 100% natural enzyme liquid makes more nutrients and trace elements available to your plants by breaking up clay or hardpan soils to help increase microbial action.
Nitrozime stimulates plant growth by increasing cell division which improves yield by decreasing plant stress. Nitrozime is also effective as a seed treatment. Cytokinins, the natural plant growth hormones which are necessary for plant growth, nutrient mobilization and distribution, germination, cell division, root development, flowering and seed formation are the core of Nitrozime formulation.
RAW Cane Molasses is highly concentrated and very economical.
High quality dry soluble plant supplement that contains 1% vitamin B1 to help tweak your nutrients to your own taste.
High quality dry soluble plant supplement that contains 15% calcium and 3% magnesium to help tweak your nutrients to your own taste.
High quality dry soluble plant supplement that contains 10% humic acids derived from peat to help tweak your nutrients to your own taste.
High quality dry soluble plant supplement that contains 99% ascophyllum nodosum to help tweak your nutrients to your own taste.
High quality dry soluble plant supplement that contains 20% ammonical nitrogen to help tweak your nutrients to your own taste.
High quality dry soluble plant supplement that contains 14% water soluble nitrogen to help tweak your nutrients to your own taste.
High quality dry soluble plant supplement that contains 61% available phosphate to help tweak your nutrients to your own taste.
High quality dry soluble plant supplement that contains 45% silicon dioxide to help tweak your nutrients to your own taste.
High quality dry soluble plant supplement that contains 100% yucca extract to help tweak your nutrients to your own taste.
pH-balanced blend of extra strength micro and macro nutrients explicitly developed to encourage early flowering and ripening in fruits, buds, and flowers.
Optic Foliar Switch is specifically designed to combat key stress factors that can lead to a delayed formation of bloom sets.
$9.25 - $49.95
Optic Foliar Transport is easy to use and can be sprayed on your plants even with the lights on, and it requires no pH adjustment.
$56.95 - $199.75
Plant Success Orca is a biological inoculant developed for hydroponics gardeners.
$25.50 - $47.95
Roots Organics Oregonism XL is a distintive blend of endo/ecto-mycorrhizae, beneficial bacteria, and Trichoderma.
$21.95 - $77.95
Organa-Guano, from Higrocorp, is effective for hydroponics, aeroponics and soil cultivation. This multi-use additive stimulates early flowering and maximizes the size and weight of both fruit and flowers.
Organically Done Feathermeal is high in nitrogen and is safe for general soil amendment and plant fertilization.
Derived from ground fish bone, Organically Done Fishbone Meal is an excellent source of phosphorous, calcium and trace minerals.
Organically Done Humic Acid is a critical component of the natural soil-plant relationship. It improves soil structure, promotes microbial activity and enhances plant nutrient uptake.
Organically Done Amber Fulvic is a 100% organic plant growth stimulant designed to help increase your plants nutrient uptake. Works great for indoor or outdoor plants.
Organically Done Black Humic Liquid is an organic plant stimulant with the ideal amount of humic acid to help increase you soils moisture retention as well and microbial activity.
Oyster Shell Flour is a finely-ground powder supplement that provides a calcium boost to your garden. Also contains other beneficial micronutrients.
$13.46 - $33.95
Advanced Nutrients Overdrive was developed with an extensive and complex array of phosphorus and potassium sources. Hormones and catalytic agents are included to help stimulate your plants' bloom productivity.
$13.50 - $79.95
Nectar for the Gods Pegasus Potion feather tea is a new concept of nitrogen delivery for your plants.
Lessen the shock of transplanting with Plant Success Jellyfish. Make sure your plant gets well fed and becomes established properly when transplanting.
Mycorrhizal is a soil-dwelling fungus that lives in and around the roots of plants. The fungi and the plants form mutually beneficial associations in which the fungi receive carbohydrates from the plants and the plants receive nutrients and other benefits from the fungi.
Plant Success Soluble Mycorrhizae is a rich source of 13 strains of beneficial mycorrhizae fungi which are known to reduce transplant shock, fertilizer usage, and increase resistance to root disease.
$19.75 - $116.95
Nectar for the Gods Poseidonzyme (Notrozyme) is a 100% organic liquified seaweed supplement rich in organic acids and over 60 naturally occurring major and minor nutrients and amino acids.
$35.50 - $124.95
Made by California based Humboldt Nutrients, ProZymE is an all natural concentrated enzymatic formula containing more than 80 different enzymes.
$23.95 - $81.50
There is no other flowering supplement like Pure Flowers. It's got Phosphite Technology which Higrocorp invented. The unique molecular structure of a phosphite is easily absorbed through the roots and leaves ensuring the crop instantly uptakes potassium and phosphorus.
General Hydroponics Rapidstart rooting enhancer promote prolific root growth while maintaining root pliability so they will not break during tranplanting.
$12.75 - $209.95
NPK Industries RAW Grow in a new plant nutrient that delivers elements and supplements that are essential to your plants during their vegetative stage of growth.
$8.35 - $168.95
$16.95 - $33.95
MagnifiCal has been specially designed speed up absorption rates and can start affecting your plants within a couple of hours after use.
$36.50 - $199.95
VeloKelp’s amazing formula is packed with vitamins and multiple seaweed extracts, specifically created to support a thriving garden.
$29.95 - $99.95
When your garden is ailing, get the hospital in a bottle! Revive Crop Repair Formula is loaded with safe forms of iron and other rejuvenating nutrients to save your crop.
$29.50 - $94.75
Advanced Nutrients Rhino Skin is derived from Potassium Silicate to help strengthen plant cell walls. The stronger the cell walls, the sturdier the plant.
$23.95 - $299.95
Formulated to promote explosive root development, Technaflora's Root 66 improves your plants ability to successfully absorb water and nutrients.
$33.95 - $294.95
Root Cleaner is ideal for soil and coco, and it can be used through your entire growing journey. It even works great at pest prevention!
$36.75 - $134.95
From the makers of B`CuzZ, Atami Rootbastic is a concentrated root stimulator with a combination of high NPK bio stimulants and Bio minerals.
$30.95 - $229.50
?If you're looking for at top-of-the-line-product to stimulate root growth in your crop or flowering plants this season, then look no further than Roots Excelurator Gold from House and Garden.
$33.25 - $229.50
The ingredients in House & Garden Roots Excelurator are a closely held secret, but expect amazing root development when you use this root enhancer!
$20.25 - $31.95
Roots Organics Elemental macronutrient and micronutrient supplement was specifically created to build calcium and magnesium levels to prevent deficiencies that can occur during the growth cycle of fast-growing plants.
This organic liquid kelp extract gives your garden a natural source of growth-promoting compounds and micro-nutrients.
Roots Organics HP2 Bat Guano is an extracted source of natural phosphorous specifically designed to enhance flower quality.
Developed by Aurora Innovations, Roots Organics HPK bloom booster is a specially extracted natural source of phosphorus and potassium to maximize yields and flavors.
Roots Organics Seabird Guano is an excellent source of phosphate and calcium to encourage vigorous plant growth.
Roots Organics Trinity Catalyst is a complex liquid blend of organic compounds specifically designed for maximum effect as a plant, root, and rhizoshpere catalyst.
Roots Organics Uprising Foundation is a blend of natural and organic ingredients. Uprising Foundation is very effective for supplementing calcium, magnesium and iron.
For amazing results, dip your plant cutting into Earth Juice Rootstock gel and put into a growing media soaked with Rootstock Solution.
$10.15
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For amazing results, dip your plant cutting into Earth Juice Rootstock gel and put into a growing media soaked with Rootstock Solution.
Natural Wet is an organic wetting agent designed to alleviate the stress plants suffer under unfavorable conditions. During times of heat and moisture stress, it aids plants by helping regulate water usage and increase their tolerance to these stresses.
Useful in both soil and hydroponics gardening, Sea Green breaks down nutrients so they can easily be absorbed by your plants.
$15.95 - $30.59
Specifically designed to foam less in hydroponic environments than the regular Sea Green supplement.
$13.50 - $66.95
Late flowering additive, helping to induce a second surge of flower production during the last three weeks of the flowering cycle.
$30.50 - $113.50
SLF-100 is a unique enzyme product that keeps hydroponics systems running smoothly by not allowing any 'gunk' to build up in the system. It also works particularly great in clone machines and aeroponics systems!
$12.95 - $116.95
Emerald Triangle, the maker of Humboldt County's Own nutrients, has separated Snow Storm from the original Purple Maxx product and supercharged it to create Snow Storm Ultra.
$127.50 - $297.50
Aurora Innovations Soul Synthetics Amino Aide helps super charge your plants during the growth and early flowering stages.
$127.50 - $297.50
Aurora Innovations Soul Synthetics Big Swell bloom booster was engineered to specifically increase the vigor, density and quality of your flowers.
$18.95 - $118.95
Aurora Innovations Soul Synthetics Grow-N nitrogen booster is for the hydroponics or soil gardener that wants faster plant growth.
$23.95 - $135.95
Aurora Innovations Soul Synthetics Infinity was formulated to provide the higher levels of micronutrients needed for fast growing, heavy feeding plants.
$21.95 - $152.95
Aurora Innovations Soul Synthetics PeaK bloom finisher contains sufficient phosphorus and potassium to encourage lush dense flowering.
$17.50
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General Hydroponics SubCulture M is a mycorhizae root inoculant which contains a wide variety of endo and ecto mycorrhizal fungi.
$24.95 - $79.95
SugarDaddy is Technaflora's revolutionary new supplement designed to supply essential carbohydrates and all 20 amino acids in a form that plants can readily absorb and utilize. Using this nutrient additive you'll see stronger plant resistance to pests, diseases, frost and drought!
$4.25 - $49.95
Another "super-high"quality source for bat guano has been discovered in the caves of a small secluded island in Western Indonesia!
Super Charger is a vitamin packed supplement for your plants. Each capsule contains a blend of vitamins, antioxidants, peptides and trace minerals. Super Charger will take your plants to a new level of growth and vitality.
$14.50 - $64.95
Supernatural Superlicious helps your plants reach their maximum potential in terms of nutrition, flavor and fragrance. The end result is highly nutritious produce that is both sweet and flavorful.
$12.50 - $53.95
Supernatural brand Green Stay can be used as a nutrient additive or as a foliar spray to help revive stressed plants.
Supernatural Brand Ultimate Thrive is a pure blend of vitamins, minerals, plant nutrients and natural growth hormones that work together to increase the overall health and size of your plant, resulting in maximum yield.
$22.95 - $104.95
SuperNova is more than just a seaweed extract! It is a unique blend of seaweed extract (derived from the sea plant Ascophyllum nodosum), specialized amino acids, carbohydrates, vitamin C and B vitamin complex. This enhanced seaweed bio-blend will improve the growth performance of any plant and can be used during any portion of the growing stage.
$59.95 - $160.95
Add SUPERthrive with your fertilizer for amazing growth! Revitalize ailing plants and trees like magic! Have an over-fertilized problem? SUPERthrive can fix it.
$24.50 - $135.50
Botanicare Sweet™ carbohydrate synthesizer is scientifically formulated for the bio-synthesis of crucial compounds to maintain optimal metabolism. An ideal formula for vegetables, fruits and flowers.
$24.50 - $135.50
Botanicare Sweet™ carbohydrate synthesizer is scientifically formulated for the bio-synthesis of crucial compounds to maintain optimal metabolism. An ideal formula for vegetables, fruits and flowers.
$24.50 - $135.50
Botanicare Sweet™ carbohydrate synthesizer is scientifically formulated for the bio-synthesis of crucial compounds to maintain optimal metabolism. An ideal formula for vegetables, fruits and flowers.
$24.50 - $135.50
Botanicare Sweet™ carbohydrate synthesizer is scientifically formulated for the bio-synthesis of crucial compounds to maintain optimal metabolism. An ideal formula for vegetables, fruits and flowers.
Sweet Stash is an organic sweetener / soil tonic / bloom boosting carbohydrate created specifically for hobbyists gardening with soil.
Cutting Edge T-Rex is to be used during the first three weeks of the vegetative cycle of your plants. Only use it on rooted clones or vegetative plants. Also impressive for regenerating a tired mother plant.
$16.95 - $56.75
Terpinator enhances your plants aromas, flavors, and pigments by boosting its natural oils and terpinoid.
The Other Tomato Fortify Plus helps keep nutrients and other resources working efficiently through your flowering and maturity phases.
$18.95 - $44.95
Thrive Alive Red is ideal for both hydroponic and soil applications facilitating vigorous and healthy root development for both cuttings and established root systems. Presoak rooting medium with Thrive Alive Red to reduce transplant shock.
$18.50 - $91.75
House & Garden Top Booster is a powerful flowering supplement that triggers early flowering.
$106.95 - $190.95
Wow! Start a new flowering cycle after the regular cycle has stopped by using House & Garden Top Shooter.
$10.29 - $63.79
Nectar for the Gods Tritons Trawl liquid fishbone meal is easily the smelliest of this line of nutrients, but if you want outstanding flavor, we highly recommend it.
$9.95 - $27.95
Roots Organics Uprising Bloom is a blend of natural and organic ingredients.
$9.95 - $27.95
Roots Organics Uprising Grow is a blend of natural and organic ingredients.
$8.20 - $96.45
Vegetative Growth Booster is a specially formulated product for vegetative growth. Apply only once during the early growth stage of your plants.
$15.75
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Originally designed for use in laboratories and greenhouses, VitaMaxPlus is now available for hobby gardeners. Grotek's VitaMaxPlus is a plant anti-stress formula which includes, calcium, enzymes and amino acids. Created to encourage better root development, larger buds, blooms, fruits and flowers.
Advanced Nutrients Voodoo Juice is a beneficial bacteria root booster that breaks down old root material into nutritional matter while enabling roots to repair themselves and create new tissue.
Humboldt Nutrients White Widow is a mycorrhizal powder containing a high amount of many different mycological spores. It is pure endo Mycorrhizal!
Fair Trade Certified Organic Molasses is a blackstrap molasses with a rich, full-bodied robust flavor that adds natural color
$44.95 - $314.50
Xtreme Gardening Azos acts as a growth stimulant, catalyzing the release of a natural hormone (Idole-3 Acetic Acid) in plants. This naturally-released hormone increases root development and optimizes the harvest potential of your garden.
$16.95 - $114.75
Nectar for the Gods Zeus Juice acts as a catalyst to increase the metabolic rate in your plants to help accelerate growth.