4hydro.com - Sunburst Hydroponics

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  • Sunleaves
  • Hydrofarm
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  • Canna
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  • Botanicare
  • BioBizz

Newest Additions

The AgroLED Sun 411 Bloom LED fixture offers lighting for the fruiting and flowering stages of plant life with three independent channels.
The AgroLED Sun 211 Bloom LED fixture offers lighting for the fruiting and flowering stages of plant life with three independent channels.
AgroLED 4' cool spectrum is a versatile fixture, perfect for any vegetative growth application from rooting clones or seedlings for your garden, to supporting any vegetative phase growth.
AgroLED 4' cool spectrum is a versatile fixture, perfect for any vegetative growth application from rooting clones or seedlings for your garden, to supporting any vegetative phase growth.
Our Growers Choice 630w CMH Ceramic Metal Halide system (GC-630NS) has a newly redesigned reflector to replicate and harness the forceful penetrating power of the sun.
Our Growers Choice 315 watt Ceramic Metal Halide system (GC-315W) utilizes advanced low frequency square wave technology and a high efficiency 315 watt ceramic metal halide grow lamp.
Introducing our new Iluminar 1000w DE horticultural lighting system! The Iluminar 1000w DE takes the best of all existing DE (Double Ended bulb) lighting technology and incorporates it into a very high quality, and yet affordable grow light.
$6.75 - $16.95
Looking for the perfect, plump, juicy tomato Well Tomato-tone organic fertilizer from the folks at Espoma can help you produce it!
$11.95
From the folks at Espoma comes a superior enriched potassium source—Espoma Potash.
Chapin's new and improved, heavy-duty, commercial quality- Premier Pro Extended Performance Poly Sprayer has a 1 gallon capacity.
To harvest the ideal yield you're looking for this year, your plants need extensive root systems to support bigger, healthier, and more vital plants.
$11.95 - $44.95
?Foliar feed your flowers, fruit or veggies with Spray-N-Grow and you'll see amazing results! Spray-N-Grow is a micronutrient complex, cultured in a water base, that acts as a biocatalyst.
$21.95 - $69.95
?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.
?Microbe Life Foliar Spray and Root Dip contains Ecto and Endo Mycorrhizal Fungi that live on the roots of your plants to form a healthy symbiotic relationship.
$9.95 - $21.95
?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.
$7.95 - $27.95
Espoma Organic Traditions Bone Meal is an all natural source of organic phosphorous and nitrogen.

Featured Products

Growstones are earth friendly, with 97% of their content consisting of recycled glass products. Even the bag is made from recyclable paper.
General Hydroponics Flora Series Liquid Concentrated Nutrients are a popular nutrient concentrate. General Hydroponics Flora Series is the original building-block nutrient system, setting the standard in the nutrient industry.
$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.
The Hydrofarm Radiant 6 Air Cool Reflector is a super sized reflector making it ideal for maximum growing potential and temperature control!
Use Bond Natural Bamboo Stakes to support climbing plants such as beans and peas, or to help prop up tomatoes, eggplants or ornamentals.
$10.69 - $63.59
CANNA Start is a perfectly balanced, one-part nutrient specifically developed to nourish seedlings and recently rooted plant cuttings.
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.
Organic Laboratories Tomato Maker is an earth-friendly fertilizer and soil conditioner that corrects nutritional deficiencies responsible for blossom end rot.
When your Bonsai branch is too large or rigid to be conformed with shaping wire, use this large branch bender (#174).
The Nextlight Mini LED Growlight is a small bulb that runs on just 150w, the Mini is a powerful LED Growlight that sports the full, highly-acclaimed NextLight full spectrum.
This 6-inch Max-Fan inline blower has a variable speed controller integrated into the power cord!
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.
<em>Helianthus cucumerifolius</em>
Standard High Pressure Sodium (HPS) lamps are economical while giving you quality red light spectrum for healthy flowering and fruiting in your garden.
Kessil H150 Gooseneck is a stationary mounting arm to be used with Kessil H150 LED lights.
$42.50 - $67.95
Hydrodynamics International GreenFuse Root Stimulator helps initiate new roots so your plant cuttings can more easily resist wilting and go on to develop a strong healthy root system.