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Nutrients & Supplements

Soil Amendments
General Hydroponics ARMOR SI 0-0-4 | 2.5gal
In Stock: 38
$118.39 $175.91 -33%
Cutting Edge Solutions Cal-Mag Amplified, 1 gal
In Stock: 22
$46.20 $61.99 -25%
Coast of Maine Kelp Meal Organic Plant Food 1-0-1, 4 lbs
Out of stock
$22.29 $22.99 -3%
House & Garden Soil B, 5 L
In Stock: 117
$33.65 $49.48 -32%
Emerald Harvest pH Down, 6 gal
In Stock: 20
$239.36 $352.00 -32%
Grotek Growth Booster, 300 g
In Stock: 187
$125.41 $165.99 -24%
Microbe Life Photosynthesis Plus-O, 1 gal (OR)
Out of stock
$80.80 $95.99 -16%
HEAVY 16 Prime, 15 gal
In Stock: 29
$1,499.39 $2,204.99 -32%
HEAVY 16 Fire, 6 gal (OR Only)
In Stock: 3
$928.19 $1,364.99 -32%
Emerald Harvest Bloom, 55 gal
Out of stock
$828.96 $897.14 -8%
HDI Clonex Clone Solution | 2.5gal
In Stock: 156
$137.21 $160.05 -14%
Biobizz Bio-Grow | 10 L
In Stock: 31
$116.31 $171.04 -32%
Grotek Vital 5% Calcium | 500mL - (Case of 6)
In Stock: 18
$60.00 / $10.00 per unit
(minimum purchase of 6)
Nectar for The Gods The Kraken Crab & Shrimp 0-4-0 | 5gal
Out of stock
$135.29 $172.99 -22%
Roots Organics Surge, 1 qt
In Stock: 546
$18.07 $26.06 -31%
Emerald Harvest PH Up, 55 gal
In Stock: 7
$1,985.60 $2,750.00 -28%
Roots Organics Rain, 5 gal
In Stock: 57
$577.58 $849.36 -32%
Cutting Edge Solutions Uncle John's Blend, 6 gal
In Stock: 21
$245.82 $419.99 -41%
Cutting Edge Solutions Sugaree, 1 qt
In Stock: 306
$21.71 $24.99 -13%
Emerald Harvest King Kola, 2.5 gal (FL/NM/PA) - (Case of 2)
Out of stock
$516.80 / $258.40 per unit
(minimum purchase of 2)
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