Nutrients, Additives & Solutions

Botanicare - Cal-Mag Plus, qt
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$19.50
$17.55

Botanicare - Cal-Mag Plus, qt

Botanicare

Botanicare Cal-Mag Plus (2-0-0) is a custom blend of calcium complex with nitrate nitrogen and a highly soluble form of chelated magnesium. This co...

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$19.50
$17.55
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pH Control Kit - 8 oz
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$17.50
$15.75

pH Control Kit - 8 oz

General Hydroponics

$17.50
$15.75
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Plant Success Great White, oz - Gardin
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$13.95
$12.55

Plant Success Great White, oz

Plant Success

Plant Success® Great White®, containing 15 different species of mycorrhizal fungi, 11 different species of beneficial bacteria and two species of t...

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$13.95
$12.55
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Roots Organics Buddha Grow, qt
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$19.99
$17.99

Roots Organics Buddha Grow, qt

Roots Organics

Roots Organics Buddha Grow (2–0.25–2) is a one-part organic vegetative growth liquid nutrient formulated for use in potting soils and soilless gar...

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$19.99
$17.99
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FoxFarm Grow Big Liquid Plant Food, qt
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$21.60
$19.44

FoxFarm Grow Big Liquid Plant Food, qt

FoxFarm

FoxFarm® Grow Big® Liquid Plant Food (6-4-4) is a fast-acting, water-soluble fertilizer for lush, compact vegetative, growth. Use Grow Big® early i...

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$21.60
$19.44
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FoxFarm Big Bloom Liquid Plant Food, qt
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$16.60
$14.94

FoxFarm Big Bloom Liquid Plant Food, qt

FoxFarm

FoxFarm® Big Bloom® is a special, micro-brewed formula that incorporates earthworm castings, bat guano and other high-test organic ingredients, pro...

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$16.60
$14.94
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pH Up, qt
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$11.00
$9.90

pH Up, qt

General Hydroponics

To maximize plant growth, the pH content of your nutrients should be slightly acidic. Experienced growers consider the ideal pH for most crops to f...

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$11.00
$9.90
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Roots Organics Buddha Bloom, qt
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$19.99
$17.99

Roots Organics Buddha Bloom, qt

Roots Organics

Roots Organics Buddha Bloom (0.5–2–1) is a natural and organic one-part flowering liquid nutrient formulated for use in potting soil and soilless ...

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$17.99
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FoxFarm Tiger Bloom Liquid Plant Food, qt
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$21.95
$19.76

FoxFarm Tiger Bloom Liquid Plant Food, qt

FoxFarm

Fast-acting FoxFarm® Tiger Bloom® Liquid Plant Food (2-8-4) is an ultra-potent, fast-acting, high-phosphorus fertilizer that also contains a good s...

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$19.76
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pH Down - 1 qt
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$11.00
$9.90

pH Down - 1 qt

General Hydroponics

  The Acid formulation uses food grade Phosphoric acid to lower the pH to the proper level.

$11.00
$9.90
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SLF-100, Quart
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$35.99
$32.39

SLF-100, Quart

South Cascade Organics

SLF-100 is a commercially proven enzymatic formula with over 18 years of proven success. It is a 100% organic and OMRI listed formula specifically ...

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$35.99
$32.39
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Roots Organics HPK, qt
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$19.99
$17.99

Roots Organics HPK, qt

Roots Organics

Roots Organics HPK (0–4–3) liquid bloom booster is a specially extracted natural source of phosphorus and potassium. Bat guano, which is renowned ...

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$17.99
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Nectar for the Gods Olympus Up, qt
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$14.00
$12.60

Nectar for the Gods Olympus Up, qt

Nectar for the Gods

pH-boosting Olympus Up is also a rock-solid source of calcium. Derived from limestone, this cell-wall fortifying supplement can be mixed with other...

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$14.00
$12.60
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Nectar for the Gods Herculean Harvest, qt
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$12.00
$10.80

Nectar for the Gods Herculean Harvest, qt

Nectar for the Gods

The liquid steamed bone meal in Herculean Harvest liquid bone meal promotes prolific blooms. It encourages buff growth by increasing the availabili...

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$12.00
$10.80
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Botanicare - Pure Blend Pro Bloom, qt
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$22.95
$20.66

Botanicare - Pure Blend Pro Bloom, qt

Botanicare

Pure Blend Pro Bloom 2-3-5 fruit and flower blooming base nutrient contains only natural sources of essential major, secondary, and trace minerals...

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$22.95
$20.66
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Xtreme Gardening Tea Brews 80 gm (5 Gal) 2 Pack
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$12.20
$9.20

Xtreme Gardening Tea Brews 80 gm (5 Gal) 2 Pack

Xtreme Gardening

Xtreme Tea Brews are a blend of the highest-quality organic matter teaming with active soil microbes, such as bacteria and symbiotic fungi. The ...

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$12.20
$9.20
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Flora Bloom Quart
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$12.50
$11.25

Flora Bloom Quart

General Hydroponics

Stimulates flower and fruit development. Enhances flavor, aroma, and essential oils. Provides high phosphorous, potassium, magnesium, and sulfur.

$12.50
$11.25
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Xtreme Gardening Mykos, lb
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$21.00
$18.90

Xtreme Gardening Mykos, lb

Xtreme Gardening

Mykos is a symbiotic microbe that connects plants with colonies of beneficial bacteria and fungi throughout the soil. It vastly increases the avail...

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$21.00
$18.90
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Roots Organics Uprising Bloom, 3 lb
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$12.99
$11.69

Roots Organics Uprising Bloom, 3 lb

Roots Organics

Roots Organics Uprising Bloom (3–6–4) is a diverse blend of natural and organic ingredients specially formulated for maximum results. This formula...

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$12.99
$11.69
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Flora Micro Quart
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$15.94
$14.35

Flora Micro Quart

General Hydroponics

The foundation of the building-block system. Provides nitrogen, potassium, calcium, and trace elements. Combine with FloraGro® and FloraBloom®.

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$14.35
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Flora Gro Quart
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$12.50
$11.25

Flora Gro Quart

General Hydroponics

Stimulates structural and vegetative growth. Builds strong roots. Provides nitrogen, phosphorous, potassium, and secondary minerals.

$12.50
$11.25
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CALiMAGic Quart - 1 qt
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$16.20
$14.58

CALiMAGic Quart - 1 qt

General Hydroponics

General Hydroponics® CALiMAGic™ calcium magnesium supplement works to get the most out of plants by optimizing plant nutrition, enhancing plant gro...

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$16.20
$14.58
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Botanicare - Pure Blend Pro Grow, qt
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$22.95
$20.66

Botanicare - Pure Blend Pro Grow, qt

Botanicare

Concentrated Pure Blend Pro is a complete fertilizer that improves a plant's metabolic processes to produce quality fruits and vegetables with high...

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$22.95
$20.66
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Rhizoflora - Terpinator - 1 qt
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$19.99
$17.99

Rhizoflora - Terpinator - 1 qt

Rhizoflora

Terpinator is formulated to increase the concentration of terpenoids in aromatic plant oils and glands. The unique composition of Terpinator provid...

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$17.99
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Roots Organics Uprising Grow, 3 lb
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$20.00
$18.00

Roots Organics Uprising Grow, 3 lb

Roots Organics

Roots Organics Uprising Grow (6–0.5–1.5) is a diverse blend of natural and organic ingredients specially formulated for maximum results. This form...

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$20.00
$18.00
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Flora Bloom Gallon
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$32.00
$28.80

Flora Bloom Gallon

General Hydroponics

Stimulates flower and fruit development. Enhances flavor, aroma and essential oils. Provides high Phosphorous, Potassium, Magnesium and Sulfur.

$32.00
$28.80
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Tappin' Roots All Stages, 32 oz
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$17.99

Tappin' Roots All Stages, 32 oz

Tappin' Roots

Tappin' Roots All Stages Natural Root Stimulant + All Stage Growth Catalyst + Vitality Booster Used by growers for several generations, Tappin' Ro...

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$17.99
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RapidStart - 1 oz
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$6.49
$5.84

RapidStart - 1 oz

General Hydroponics

NEW from General Hydroponics, convenient and attractive countertop displays. These 1 oz bottles all have flip-top drip-tops for easy application. R...

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$6.49
$5.84
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FloraNova Bloom Quart
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$27.50
$24.75

FloraNova Bloom Quart

General Hydroponics

FloraNova® represents a breakthrough in fertilizer technology, as it gives users both the strength of a dry concentrate and the ease of a liquid. T...

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$27.50
$24.75
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Floralicious Plus 1 oz
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$3.95
$3.55

Floralicious Plus 1 oz

General Hydroponics

Floralicious® Plus is a vegan bio plant stimulator and nutrient additive. It is everything that is Floralicious® except it has been formulated to b...

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$3.95
$3.55
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Supreme Growers Kelp Blast, 5 g
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$2.95
$2.66

Supreme Growers Kelp Blast, 5 g

Hydrofarm

Kelp Blast is a 100% soluble ascophyllum-nodosum kelp extract designed to be used throughout all stages of plant life. Acts as another food source...

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$2.95
$2.66
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Roots Organics Uprising Foundation, 3 lb
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$18.99
$17.09

Roots Organics Uprising Foundation, 3 lb

Roots Organics

Roots Organics Uprising Foundation (3–1–1) is a diverse blend of natural and organic ingredients specially formulated for maximum results. When us...

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$18.99
$17.09
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