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Nutrients & Supplements

Soil Amendments
Nitryx SP Nitrogen Fixing Bacteria | 1lb - OMRI Listed
Out of stock
$97.50 $108.75 -10%
Biobizz Top-Max, 10 L
In Stock: 12
$244.56 $375.99 -35%
House & Garden Top Shooter, 5 L
In Stock: 73
$780.78 $1,092.00 -29%
Cutting Edge Solutions Uncle John's Blend, 1 gal (OREGON ONLY)
In Stock: 6
$86.64 $103.99 -17%
Cutting Edge Solutions Bulletproof Si, 6 gal
In Stock: 21
$234.98 $319.99 -27%
Grotek Insta-Green, 1 L
In Stock: 401
$11.69 $13.48 -13%
Emerald Harvest Root Wizard, 1 qt (OR)
In Stock: 53
$54.34 $58.46 -7%
Grotek Pro-Silicate, 23 L
Out of stock
$163.93 $226.99 -28%
Emerald Harvest pH Down, 2.5 gal, case of 2
In Stock: 1
$223.60 $264.62 -16%
Grow More Mendocino Avalanche, 6 gal
In Stock: 20
$239.59 $368.95 -35%
Grotek Monster Grow Pro, 10 kg
In Stock: 9
$540.53 $692.99 -22%
HEAVY 16 Fire, 55 gal
In Stock: 13
$5,057.31 $7,780.49 -35%
Roots Organics HPK 0-4-3, 5 gal
In Stock: 25
$177.45 $272.99 -35%
Optic Foliar Switch, 120 L
In Stock: 6
$1,085.60 $1,671.99 -35%
Emerald Harvest Bloom, 55 gal
Out of stock
$637.00 $753.85 -16%
Emerald Harvest Sturdy Stalk, 1 qt
In Stock: 25
$24.31 $26.15 -7%
Cutting Edge Solutions Plant Amp, 15 gal
In Stock: 3
$637.78 $972.99 -34%
Microbe Life Plus-C, 1 gal (CA)
Out of stock
$77.23 $95.99 -20%
Roots Organics Extreme Serene, 1 qt
In Stock: 71
$32.44 $45.35 -28%
Soul Amino-Aide, 1 gal
In Stock: 19
$144.43 $201.99 -28%
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