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Nutrients & Supplements

Soil Amendments
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Cutting Edge Solutions Bulletproof Si, 1 qt
In Stock: 44
$21.94 $25.99 -16%
Botanicare Pure Blend Pro Soil 1-4-5 - 32oz
In Stock: 449
$21.78 $30.37 -28%
Botanicare Pure Blend Pro Grow Formula 3-2-4 - 32oz
In Stock: 596
$21.78 $30.37 -28%
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%
General Hydroponics Liquid KoolBloom 0-10-10 - 32oz
In Stock: 433
$21.65 $30.18 -28%
Wiggle Worm Soil Builder Pure Worm Castings Organic Fertilizer | 30lb - OMRI Listed
In Stock: 3654
$21.48 $30.99 -31%
FoxFarm Cultivation Nation pH Up Nutrient Solution Adjuster | 32oz - Raises the pH in Nutrient Solution
In Stock: 60
$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%
HEAVY 16 Finish, 32 oz
In Stock: 2795
$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: 283
$21.21 $29.80 -29%
FoxFarm Happy Frog Soil Conditioner | 3cu ft - West Only | (35/PL)
In Stock: 2452
$21.18 $23.99 -12%
FoxFarm Cultivation Nation Micro Fertilizer 5-0-1 | 32oz - Step 2 for 3-Part Feeding Programs
In Stock: 180
$21.11 $24.99 -16%
FoxFarm Cha-Ching Soluble Fertilizer 9-50-10 | 6oz Jar
In Stock: 252
$21.10 $23.99 -12%
FoxFarm Bush Doctor Liquid Iron Micro-Nutrient 1-0-0 | 16oz - OMRI Listed - (Case of 12)
In Stock: 31
$21.09 $28.49 -26%
Olivia's Cloning Solution | 1gal - (Case of 4)
In Stock: 8
$21.05 $37.95 -45%
Coast of Maine Fish Bone Meal Organic Plant Food 5-13-0, 3 lbs
Out of stock
$21.01
Roots Organics CalMag | 32oz - (Case of 12)
Out of stock
$20.91 $21.99 -5%
Olympus Up, 1 gal
In Stock: 5
$20.90 $46.49 -55%
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