Products

If your tap water is over 200 ppm or contains calcium above 70 ppm, use FloraMicro® Hardwater. If your water contains 30 to 50 ppm calcium,...

Liquid KoolBloom® is a bulking agent that goes way beyond other bloom boosters. Enriched with stress-reducing vitamins and nutrient-transpo...

General Hydroponics™ uses the highest-quality reference solutions, allowing growers to calibrate many popular brands of PH, EC and TDS mete...

The acid formulation uses food-grade phosphoric acid to lower the pH to the proper level.

General Hydroponics pH Test Kits make pH testing easy. Simply fill a test-tube halfway with nutrient, add a few drops of pH Test Indicator ...

This Base solution is formulated using potassium hydroxide and potassium carbonate. Add a little at a time when your nutrient pH is too low...

General Hydroponics® Prevasyn™ Insect Repellant/Insecticide is an insect repellant that makes life miserable for bugs. It features concentrated pla...

Ripen® 0.5-7-6 promotes increased and abundant flowering with greater oil and fragrance production. Ripen® is highly concentrated and provides macr...

GEOLITE clay pebbles serve as a strong, durable and versatile media, perfect for hydroponics and many horticultural applications. Made from 100% na...

The CocoTek® line of organic growing media consists of three different types of compressed coco coir. This high-quality, low-sodium growing...

Perfect for aeroponic systems that use net baskets and loose growing mediums. This excellent CocoTek® product is designed to sit inside 2 in, 3 in ...

The Controller Complete is designed to accommodate 8 farm modules. It includes a 13 gallon reservoir, 8 gallon controller, tubing, fittings and flo...

General Hydroponics® Defguard™ Biofungicide/Bactericide is an OMRI-listed biofungicide and bactericide for use in organic gardening that's effectiv...

General Hydroponics® Exile™ Insecticide/Fungicide/Miticide is OMRI listed for use in organic gardening and an EPA-registered fungicide. That means ...

Plumbing hardware for WaterFarm®. Kit includes drip ring, pumping column, drain level tube and clip, clear air hose and grommet. Also includes the ...

Your favorite 3-part nutrient system with all the supplements you need to get started in one box. This box contains: 16 oz FloraMicro®, Flo...

General Hydroponics pH Control Kit contains 8 oz pH UP, 8 oz pH DOWN, 1 oz indicator and vial.

The hexagonal PowerGrower Eco® features a great design. It is 15 in across the top, 15 in tall, and consists of a single growing chamber at the top...

The spinning shaft of the Vortex® Sprayer creates a powerful eddy that not only stirs and lifts nutrients from the reservoir, but also gently oxyge...

The WaterFarm® 8-pack is eight WaterFarm® module units connected to one Controller, an integrated 13 gallon reservoir and an 8 gallon controller un...

This extremely reliable system has proven itself over the last 25 years! Grow one large plant or up to five small ones. It increases oxygen to the ...

goGnats is a poison-free alternative for the control of soil-fungus gnats, mites, aphids, moths, and other garden and hydroponic pests. goGnats l...

Gold Label Coco is manufactured using only matured woody brown coconut husk for optimal quality and stability of the substrate. The husk fi...

80/20 is 80% hydrocorn and 20% coco fiber with added mycorrhizae. The sodium and chloride contents are extremely low for a coco substrate, ensuring...