0Cart

Nutrients & Supplements

Soil Amendments
Roots Organics HPK 0-4-3, 5 gal
In Stock: 4
$181.54 $272.99 -33%
House & Garden Bud-XL, 250 ml
In Stock: 24
$19.21 $26.24 -27%
House & Garden Magnesium Boost, 1 L
In Stock: 32
$28.21 $38.56 -27%
House & Garden Soil A, 20 L
In Stock: 989
$82.45 $123.99 -34%
Cutting Edge Solutions Grow, 1 gal
In Stock: 50
$30.95 $36.99 -16%
Emerald Harvest pH Up, 1 qt, case of 12
In Stock: 15
$195.51 $226.20 -14%
Microbe Life Plus-C, 1 gal (CA)
In Stock: 11
$79.02 $95.99 -18%
Emerald Harvest Root Wizard, 6 gal (OR)
In Stock: 6
$598.50 $692.31 -14%
MegaPhos SP Phosphorus Solubilizing Microbe | 200oz - OMRI Listed
Out of stock
$1,516.20 $1,539.00 -1%
FoxFarm Bush Doctor Boomerang Comeback Formula 2-0.2-0.3 | 32oz
In Stock: 426
$30.82 $33.99 -9%
HYGROZYME Horticultural Horticulture Enzyme Formula | 20L (5.28gal)
In Stock: 11
$604.86 $628.77 -4%
Cutting Edge Solutions Uncle John's Blend, 1 gal
In Stock: 20
$88.64 $103.99 -15%
Grotek Monster Grow Pro, 5 kg
In Stock: 8
$294.46 $368.99 -20%
HEAVY 16 Prime, 1 gal
In Stock: 135
$149.76 $225.22 -34%
Coast of Maine Fish Bone Meal Organic Plant Food 5-13-0, 3 lbs
In Stock: 44
$20.69 $20.99 -1%
Soul Amino-Aide, 5 gal
In Stock: 34
$591.08 $888.83 -33%
Emerald Harvest Micro, 6 gal
In Stock: 43
$104.40 $120.77 -14%
HEAVY 16 Bud A, 2.5 gal
In Stock: 237
$69.81 $104.99 -34%
Roots Organics Extreme Serene, 1 qt
In Stock: 205
$33.18 $45.35 -27%
Emerald Harvest Sturdy Stalk, 1 qt
In Stock: 27
$24.87 $26.15 -5%
Show other 20 products
Product filters
Free Shipping
In Stock
Nutrient Material
Price
$
–
$
  • $1
  • $43092
Shop Owner
Brand
Show all (78)