4hydro.com - Sunburst Hydroponics

  • Stocked and Ready to ship!
  • Sunleaves
  • Hydrofarm
  • Advanced Nutrients
  • Sunlight Supply
  • Hesi
  • Canna
  • FoxFarm
  • Botanicare
  • BioBizz

Newest Additions

$9.50 - $38.95
Use Clonex Mist in conjunction with Clonex Rooting Compound to enhance vigorous healthy cuttings with robust root development and elongation of root hairs.
Whether you're an experienced gardener, or you're looking for an easy way to show your kids how to grow plants, the Jump Start Windowsill Heat Mat and Tray Kit is perfect for anyone!
$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.
Not only does this product balance unstable pH levels, but it also contains the perfect combination of trace minerals, ensuring that nothing interferes with the nutrients in your reservoir.
$17.95 - $60.50
For a nutrient rich in organic nitrogen, you can't beat the Down to Earth Blood Meal. A certified organic product, this blood meal provides readily available nitrogen to any plant you've got growing.
Plants like evergreen trees, flowering shrubs, and berries often grow better in a low pH soil, making them a bit more difficult to cultivate than others.
$8.50 - $26.95
If you're looking to enhance early season growth and promote exceptional root development, then the Down to Earth Bone Meal is the soil amendment for you.
?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.
Emerald Harvest is introducing their hassle-free 2-part Kick-Starter Kit, based around their well known Cali-Pro base nutrients.
$169.95 - $297.95
Vitalize is carefully formulated to make your plants healthier, heartier, and more resistant to stress factors.
RAW Cane Molasses is highly concentrated and very economical.
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.
To protect your plants from overheating, and potentially even fire, check out the Titan Controls Zephyr 2 - High Temperature Shut-Off with Delay.
?If you're looking for a digital timer to handle multiple appliances or units in your hydroponic system, lighting equipment, pump, or other large scale gardening operation, then you need the Blueprint BDT-2.
For a timer that can enforce any schedule you set, look no further than the Blueprint BDT-1.

Featured Products

Easily control your heating mats with the Super Sprouter Digital Thermostat. With back lit digital display and simple plug-in and go setup!
The Adjust-A-Wing Large reflector design combines cutting edge science with simplicity to generate unparalleled performance and versatility.
The Uvonair CD-1200 ozone generator is one of the big boys! Intended for rooms up to 100,000 cubic feet, it will treat all odors being exhausted by an 12-inch (30cm) ventilation system under most circumstances.
The STEP505 replacement probe is the same high-quality component that ships with the Sunleaves TDS Expert Plus.
$8.75
Save 16%
Easily brew rich, highly beneficial tea brew at home! The result will promote root and overall plant growth.
Azomite is a natural mineral product containing a broad spectrum of over 70 metabolically active minerals and trace elements.
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.
Excellofizz pucks are 100% natural! They're an easy solution for raising the CO2 level in your growroom.
Uses environmentally friendly green coconut carbon and KDF55 filtering media to dramatically reduce chlorine, chemicals, sediments and metallic particles in water.
$8.95 - $24.95
Features a wide range of primary, secondary, and micro nutrients that assist in increasing the quality of fruit and flower production.
Monterey Garden Insect Spray uses Spinosad to eliminate insect eggs on your plants so you can quickly and effectively get rid of an infestation.
Original equipment Green Carbon Filter replacement for the Hydro-Logic Stealth RO100 or RO200, and the Small Boy water filtration systems.
Neptune's Harvest 100% Organic Fish / Seaweed Fertilizer gives you a perfect blend of fish hydrolysate and seaweed, ensuring a complete fertilization program without the worry of plant or root burn.
High quality dry soluble plant supplement that contains 10% humic acids derived from peat to help tweak your nutrients to your own taste.