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Nutrients & Supplements

Soil Amendments
Roots Organics Oregonism XL Mycorrhizal Fungi Inoculant Powder - 6 lb
In Stock: 17
$257.04 $360.70 -29%
House & Garden Roots Excelurator Silver Root Stimulator - 5 L
House & Garden Roots Excelurator Silver Root Stimulator - 5 L
In Stock: 3
$995.36 $1,338.75 -26%
FoxFarm Big Bloom Fertilizer 0-0.5-0.7 - 5 Gal - Concentrate - OMRI Listed
FoxFarm Big Bloom Fertilizer 0-0.5-0.7 - 5 Gal - Concentrate - OMRI Listed
In Stock: 17
$327.54 $362.49 -10%
Mad Farmer Be One 1-1-1 Vitamin Additive - 30 Gal
In Stock: 1
$834.23 $971.25 -14%
Plant Success Orca Liquid Mycorrhizae - 1 Gal
In Stock: 32
$198.62 $252.99 -21%
Aptus Peakboost Flowering Supplement - 1 L
Out of stock
$103.95 $139.81 -26%
House & Garden Roots Excelurator Gold Root Stimulator - 20 L
House & Garden Roots Excelurator Gold Root Stimulator - 20 L
In Stock: 33
$2,787.81 $4,069.80 -32%
Emerald Harvest Cali Pro Bloom A 3-0-3 Base Nutrient - 32 Oz
Emerald Harvest Cali Pro Bloom A 3-0-3 Base Nutrient - 32 Oz
In Stock: 5
$12.31 $17.00 -28%
House & Garden Aqua Flakes B Base Nutrient - 20 L
House & Garden Aqua Flakes B Base Nutrient - 20 L
In Stock: 251
$83.31 $121.99 -32%
Cutting Edge Solutions Louder Powder Bloom A 14-0-0 Base Nutrient - 25 lb Bag
In Stock: 23
$133.52 $199.99 -33%
GH General Organics BioThrive Grow 4-3-3 Base Nutrient - 1 Gal
GH General Organics BioThrive Grow 4-3-3 Base Nutrient - 1 Gal
In Stock: 43
$61.32 $90.22 -32%
FoxFarm Tiger Bloom Buds & Blooms Fertilizer 2-8-4 - 5 Gal - Concentrate
FoxFarm Tiger Bloom Buds & Blooms Fertilizer 2-8-4 - 5 Gal - Concentrate
In Stock: 6
$426.09 $435.89 -2%
BioBizz Top-Max Bloom Stimulant - 1 L
BioBizz Top-Max Bloom Stimulant - 1 L
In Stock: 26
$47.47 $63.99 -26%
Roots Organics Uprising Bloom Organic Granular Fertilizer - 3-6-4 NPK - 40 lb
In Stock: 93
$104.31 $152.27 -31%
HEAVY 16 Roots Root Development Supplement - 55 Gal
In Stock: 10
$5,329.63 $7,780.49 -32%
House & Garden Soil B Base Nutrient - 5 L
Out of stock
$36.80 $49.48 -26%
BioBizz Top-Max Bloom Stimulant - 200 L
Out of stock
$4,057.85 $5,059.99 -20%
Grotek Cal-Max Cal-Mag Supplement - 10 L
In Stock: 232
$95.33 $116.99 -19%
Roots Organics CalMag Liquid Cal-Mag Supplement - 5 Gal
In Stock: 51
$259.25 $374.20 -31%
Cutting Edge Solutions Uncle John's Blend 0-0-2 Supplement - 1 Qt
Cutting Edge Solutions Uncle John's Blend 0-0-2 Supplement - 1 Qt
In Stock: 18
$29.34 $34.99 -16%
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