GH pH Down, qt

GH pH Down, qt

General Hydroponics

$6.73

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General Hydroponics

GH pH Up, qt

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goGnats is a poison-free alternative for the control of oil-fungus gnats, mites, aphids, moths, and other garden and hydroponic pests that may be used as a plant and area spray, added to nutrient reservoirs, or used as a soil drench. It can be added directly to reservoirs on a regular basis as part of a plant maintenance program, and used indoors and out. goGnats is exempt from EPA registration under section 25(b) of FIFRA. Not for sale in IN, KY, MS, TN, and VT. — Quick view Add to Cart

goGnats Concentrate, qt

$44.00

Plant Success Great White, containing 15 different species of mycorrhizal fungi, 11 different species of beneficial bacteria and two species of trichoderma, helps plants grow stronger, healthier roots that take better advantage of available nutrients and water. The water-soluble powder makes application a snap and delivers the spores directly to the roots for immediate germination. For hydroponic applications, mix 1-ounce of Great White with every 25 gallons of water. The same ratio of Great White to water can be used as a drench for soil gardens. — Quick view Add to Cart

Great White, 25 lb (SO Only)

$1,779.30

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Gods Athenas Aminas, qt

$10.31

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General Hydroponics

GH pH Up, gal

$16.81

Controllable, dimmable, 120-277V--- makes this lamp among the most versatile on the market! — Quick view Add to Cart

Green Rooster 315 CMH

$284.93

Great Whites combination of beneficial bacteria, microorganisms and vitamins helps plants grow stronger, healthier roots that take better advantage of available nutrients and water. Great White can be used for hydroponic applications and as a drench for soil gardens. — Quick view Add to Cart

Great White, 8 oz

$59.40

Made in Denmark since 1969, horticultural stonewool is widely recognized as an ideal growing substrate. Each Grodan A-OK Starter Plug has a preformed hole to insure easy seed or cutting placement. Gardeners simply wait for plant roots to penetrate the bottom of each A-OK Starter Plug before transplanting them into a larger stonewool cube or block. Grodan stonewool is known for its quality, consistency and performance. This is a single sheet of 98 1.5" plugs. — Quick view Add to Cart

A-Ok Starter Plugs 1.5", 98/ Sheet

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These Net Cups are compatible with several existing systems and are also great choices for gardeners customizing their own hydroponic setups. — Quick view Add to Cart

Net Cup, 2"

$0.25

Rosemary and clove botanical extracts combine to create the pest-destroying power of SNS 203 Pesticide Concentrate. Great for use in high-moisture areas as a soil drench or foliar spray against fungus gnats, root aphids, thrips, shore flies and white flies, this concentrated formula attacks the fungus and algae these pests feed on and causes dehydration and death in the insects. — Quick view Add to Cart

SNS 203 Pesticide Concentrate, gal

$95.50