0 Items - $0.00 My account / Register

Hydroponic & Organic Gardening

Home / Hydroponic & Organic Gardening

Grodan Grodan Gro Block Improved HUGO 6"x 6"x 5.8" - CASE/64

Rockwool is a state-of-the-art rooting medium used in plant propagation. Seeds or cuttings are started in small rockwool cubes and, once rooted, the cubes are transferred to a larger piece of rockwool or may be planted directly in soil. Rockwool is used i

Grodan Gro Block Improved HUGO 6"x 6"x 5.8" - CASE/64

$297.99

Grodan Grodan Grow-Cubes Large Bag 2 cu ft

Loose substrate, firm benefitsAre you looking for a porous and rigid substrate for your container cultivation? And do your cultivation methods place ease of watering high on your wish list? Then Grodan Growcube or Growchunk is the substrate for you. Groda

Grodan Grow-Cubes Large Bag 2 cu ft

$48.23

Grodan Grodan Gro Block Improved Big Mama 8"x 8"x 8" No Hole - Case/18

The largest block ever produced by Grodan, the Big Mama measures 8" x 8" x 8" and contains well over twice as much wool as the popular Hugo block. This block is big enough to grow a large plant for its entire life. When a plant outgrows its current block,

Grodan Gro Block Improved Big Mama 8"x 8"x 8" No Hole - Case/18

$195.99

Grodan Grodan A-OK 50/40 2" x 2" Cubes Sheet of 50 - Case of 30

Grodan offers 1.5" and 2" tapered starter cubes. The 1.5" cubes are sold in a sheet of 98, and the 2" are sold in a sheet of 50. These cubes are for starting seeds or cuttings and transplanting into the medium of your choice, or you can continue in ro

Grodan A-OK 50/40 2" x 2" Cubes Sheet of 50 - Case of 30

$522.99

Grodan Grodan A-OK 36/40 6/15 Starter Cubes 1.5" x 1.5" Sheet of 98 - Case of 30

Grodan offers 1.5" and 2" tapered starter cubes. The 1.5" cubes are sold in a sheet of 98, and the 2" are sold in a sheet of 50. These cubes are for starting seeds or cuttings and transplanting into the medium of your choice, or you can continue in ro

Grodan A-OK 36/40 6/15 Starter Cubes 1.5" x 1.5" Sheet of 98 - Case of 30

$566.99

Botanicare Botanicare PB PRO Grow qt

Pure Blend Pro Grow is a premium, one-part, plant food for use in soil, coco and container gardens or soilless hydroponic applications. Pure Blend Pro® Grow is beneficial for fruits, flowers, vegetables, houseplants, shrubs, cacti and succulents. For best

Botanicare PB PRO Grow qt

$30.68

$18.41

Seed Savers Lettuce - Red Velvet (organic)

Absolutely striking appearance. Tops of leaves are solid maroon, and the backs are green tinged with maroon. SSE is proud to have reintroduced this variety in 2002. Slow to bolt. Looseleaf, 55 days. Â±28,000 seeds/oz.

Lettuce - Red Velvet (organic)

$3.99

Seed Savers Watermelon - Blacktail Mountain (organic)

Gorgeous green-black round fruits weigh 6-12 pounds. Deep scarlet flesh is super sweet, juicy, and crunchy. Perfect for short season areas; also does well in hot humid climates. Bred by SSE member Glenn Drowns in the 1970s when he lived in northern Idaho,

Watermelon - Blacktail Mountain (organic)

$3.99

Seed Savers Lettuce - Baby Oakleaf

A dwarf, compact version of Green Oakleaf. Tasty and tender medium green leaves are oakleaf-shaped with rounded lobes. Holds for an extended period. Looseleaf, 50 days. Â±31,000 seeds/oz.

Lettuce - Baby Oakleaf

$3.99

Seed Savers Brussels Sprouts - Long Island Improved

A single stalk of this variety can bear 50-100 dark-green Brussels sprouts (florets) over an extended period. Compact plants produce sturdy spikes with edible florets that mature from the bottom up and take on sweeter tones after a light frost. Introduced

Brussels Sprouts - Long Island Improved

$3.99

Vermiculite 8 qt Bag

A perfect soil conditioner composed of millions of cells which store air and water. No food value. Often a key ingredient in soilless potting mixes, Vermiculite is prized for its ability to retain moisture. This coarse vermiculite is especially well-suite

Vermiculite 8 qt Bag

$13.49

Ushio Ushio Hilux HPS 600W Opti-Red Bulb

600 watt SUPER high output HPS with maximized output in both red and blue spectral range. Runs on HPS Ballast. Optimized for maximum flower yield and added blue spectrum for vegetative growth efficiency. Outperforms standard HPS bulbs.

Ushio Hilux HPS 600W Opti-Red Bulb

$63.93

Integra Boost Integra Boost 67g Humidiccant 55%

Integra Boost Humidiccant uses patent pending technology that releases or absorbs moisture, maintaining relative humidity in a contained environment at or about 55% relative humidity. Each individually wrapped Integra Boost packet includes a replacement i

Integra Boost 67g Humidiccant 55%

$3.99

Integra Boost Integra Boost 8g Humidiccant 55%

Integra Boost Humidiccant uses patent pending technology that releases or absorbs moisture, maintaining relative humidity in a contained environment at or about 55% relative humidity. Each individually wrapped Integra Boost packet includes a replacement i

Integra Boost 8g Humidiccant 55%

$0.99

General Hydroponics GH Rapid Rooter Plug Starter Tray/50

The Rapid Rooter uses composted organic material joined with plant-derived polymers to provide ideal conditions for beneficial microbes in the root zone of developing plants. Give plants a head-start for excellent growth potential throughout the life of t

GH Rapid Rooter Plug Starter Tray/50

$30.82

General Hydroponics GH pH Up - gal

For plants to grow their best it's important that the nutrient pH be slightly acidic - the range of 5.5 to 6.5 is considered ideal for most crops. The General Hydroponics pH Up (Base) is formulated using Potassium Hydroxide and Potassium Carbonate which a

$39.06

General Hydroponics GH pH Test Kit

Maintaining the proper pH of your fertilizer solution is critical to a crop's ability to utilize nutrients. The roll of pH Papers and General Hydroponics' pH Test Kit are inexpensive and reliable ways to test pH. For the pH paper, simply take a piece and

$8.63

General Hydroponics GH pH Down - Gal

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

GH pH Down - Gal

$39.06

General Hydroponics GH Koolbloom Liquid qt

Gardeners can give plants a boost during the final phases of fruiting and flowering with KoolBloom (0-10-10). A reformulation of the popular dry supplement, KoolBloom Liquid virtually eliminates the mess and hassle of mixing. Designed for use in the se

GH Koolbloom Liquid qt

$30.18

General Hydroponics GH Koolbloom Liquid gal

Gardeners can give plants a boost during the final phases of fruiting and flowering with KoolBloom (0-10-10). A reformulation of the popular dry supplement, KoolBloom Liquid virtually eliminates the mess and hassle of mixing. Designed for use in the se

GH Koolbloom Liquid gal

$79.93

General Hydroponics GH Koolbloom Liquid 2.5 gal

Gardeners can give plants a boost during the final phases of fruiting and flowering with KoolBloom (0-10-10). A reformulation of the popular dry supplement, KoolBloom Liquid virtually eliminates the mess and hassle of mixing. Designed for use in the se

GH Koolbloom Liquid 2.5 gal

$171.31

$102.79

General Hydroponics GH Floranova Grow - qt

Flora Nova is the breakthrough gardeners have been waiting for: an exceptionally potent, complete one-part fertilizer plus organic additives. Extremely concentrated, Flora Nova is an excellent bargain, one to two teaspoons in a gallon of water. One bot

GH Floranova Grow - qt

$36.39

General Hydroponics GH Floranova Bloom - qt

Flora Nova is the breakthrough gardeners have been waiting for: an exceptionally potent, complete one-part fertilizer plus organic additives. Extremely concentrated, Flora Nova is an excellent bargain, one to two teaspoons in a gallon of water. One bot

GH Floranova Bloom - qt

$36.39

Botanicare Botanicare PB PRO Bloom Soil qt

Designed specifically to be used in soil container gardens. When cultivating fruiting and flowering plants in soil, growers usually need to double or triple phosphorous levels, unlike hydroponics, thus making the 1-4-5 formula ideal for soil applications.

Botanicare PB PRO Bloom Soil qt

$30.68

$21.48