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Nutrients & Supplements

Soil Amendments
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32
Grow More Mendocino Honey, 1 gal
In Stock: 341
$23.18 $33.99 -32%
MICROBE Life Hydroponics Photosynthesis Plus | 32oz - (Case of 12)
In Stock: 84
$23.17 $42.99 -46%
Gaia Green All Purpose, 2 kg Pouch
In Stock: 655
$23.17 $25.29 -8%
Humboldt Nutrients Master-B, 2.5 gal
In Stock: 1
$23.08 $170.99 -87%
Gaia Green Power Bloom, 2 kg Pouch
In Stock: 1532
$22.98 $28.59 -20%
FoxFarm Bush Doctor 1-0-0 Cal-Mag Supplement | 32oz - 3% Calcium - 0.9% Magnesium - OMRI Listed - (Case of 12)
In Stock: 444
$22.80 $26.99 -16%
Roots Organics Seabird Guano Powder, 9 lbs
In Stock: 6
$22.60 $33.47 -32%
Roots Organics Elemental | 3lb - (Case of 3)
Out of stock
$22.52 $23.99 -6%
Xtreme Mykos Pure Mycorrhizal Inoculum, Wettable Powder, 12 oz
In Stock: 304
$22.46 $34.99 -36%
HDI Clonex Mist Root Promoter | 300mL - (Case of 6)
In Stock: 95
$22.45 $26.32 -15%
Coast of Maine Squid All Natural Liquid Plant Food 2-3-0, 1 qt
In Stock: 27
$22.40 $24.99 -10%
FOOP Garden Organic Plant Fertilizer | 32oz - Concentrate - OMRI Listed - (Case of 12)
Out of stock
$22.28 $24.99 -11%
General Hydroponics FloraKleen - 1gal
In Stock: 115
$22.21 $30.99 -28%
Botanicare Pure Blend Pro Bloom Formula 2-3-5 - 32oz
In Stock: 266
$22.21 $30.99 -28%
HDI Clonex Clone Solution | 32oz
In Stock: 1296
$22.15 $26.68 -17%
Key Grow Solutions Green Dragon 0-0-18 | 1gal - (Case of 4)
In Stock: 160
$22.05 $119.99 -82%
Key Grow Solutions Silver Rabbit 7-20-4 | 1gal - (Case of 4)
In Stock: 44
$22.05 $119.99 -82%
Botanicare Pure Blend Pro Soil 1-4-5 - 32oz
In Stock: 467
$21.78 $30.37 -28%
Botanicare Pure Blend Pro Grow Formula 3-2-4 - 32oz
In Stock: 613
$21.78 $30.37 -28%
Optic Foliar Switch, 1 L
In Stock: 21
$21.74 $32.99 -34%
Vegamatrix Prime Zyme, 5 gal
In Stock: 22
$21.72 $568.99 -96%
Gaia Green Mineralized Phosphate, 20 kg
Out of stock
$21.69 $133.99 -84%
Dyna-Gro Pro-TeKt, 1 qt
In Stock: 43
$21.68 $25.50 -15%
General Hydroponics Liquid KoolBloom 0-10-10 - 32oz
In Stock: 488
$21.65 $30.18 -28%
Roots Organics CalMag, 1 qt
In Stock: 173
$21.48 $28.90 -26%
Biobizz CAL-MAG 1L
In Stock: 35
$21.42 $28.86 -26%
FoxFarm Cultivation Nation pH Up Nutrient Solution Adjuster | 32oz - Raises the pH in Nutrient Solution
In Stock: 204
$21.37 $24.99 -14%
FoxFarm Cultivation Nation pH Down Nutrient Solution Adjuster | 32oz - Lowers the pH in Nutrient Solution
In Stock: 432
$21.37 $24.99 -14%
Technaflora B.C. Boost, 1 L
In Stock: 118
$21.34 $28.21 -24%
HEAVY 16 Finish, 32 oz
In Stock: 2821
$21.25 $31.49 -33%
General Hydroponics ARMOR SI 0-0-4 - 32oz - CA Restriction
In Stock: 99
$21.21 $29.80 -29%
General Hydroponics ARMOR SI 0-0-4 | 32oz
In Stock: 338
$21.21 $29.80 -29%
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