0Cart

Nutrients & Supplements

Soil Amendments
Sort by:
Price: High to Low
Show:
64
SUPERthrive Pure Neem Oil Organic Leaf Polish | 32oz - (Case of 12)
Out of stock
$35.41 $59.25 -40%
Save 19%
Happy Frog Soil Conditioner, 3 cu ft,77.2 dry qts
Out of stock
$35.37 $43.67 -19%
Down to Earth Starter Mix 3-3-3 | 50lb - OMRI Listed
In stock
$35.29 $102.29 -66%
Neptune's Harvest Fish Fertilizer 2-4-1 | 1gal - Concentrate - OMRI Listed - (Case of 4)
In stock
$35.28 $47.99 -26%
GH General Organics BioBud Quart (Case of 12)
In stock
$35.01 $52.35 -33%
Grotek Vitamax Pro 1-1-1 | 4L - (Case of 4)
In stock
$34.60 $85.79 -60%
Down to Earth Bone Meal 3-15-0 | 25lb - OMRI Listed
In stock
$34.59 $51.99 -33%
Save 4%
General Hydroponics Flora Series Trial Pack | 3pc - 32oz FloraMicro, 32oz FloraGro, and 32oz FloraBloom
In stock
$34.46 $35.77 -4%
FoxFarm Cultivation Nation pH DOWN, 1 pint, case of 12
In stock
$34.42 $144.40 -76%
Royal Gold Crown Jewels Bloom 1-4-2, 10 lb
In stock
$34.36 $45.79 -25%
Royal Gold Crown Jewels Grow 3-2-2, 10 lb
Out of stock
$34.36 $45.79 -25%
Nectar for The Gods Athena's Aminas 0.5-0-0 | 1gal
Out of stock
$34.31 $48.99 -30%
Nectar for The Gods Hygeia Hydration Yucca Extract | 1gal - (Case of 4)
Out of stock
$34.31 $48.99 -30%
Nectar for The Gods Medusa's Magic Soil Nutrient 2-5-2 | 1gal - (Case of 4)
In stock
$34.31 $48.99 -30%
Nectar for The Gods Mega Morpheus Guano Tea 0-2-0 | 1gal - (Case of 4)
In stock
$34.31 $48.99 -30%
Nectar for The Gods The Kraken Crab & Shrimp 0-4-0 | 1gal - (Case of 4)
Out of stock
$34.31 $48.99 -30%
HDI Ionic Bloom Plant Nutrient 3-2-6 | 1gal - (Case of 4)
In stock
$34.29 $46.24 -26%
HDI Ionic Grow Plant Nutrient 3-1-5 | 1gal - (Case of 4)
In stock
$34.29 $46.24 -26%
HDI Ionic Bloom for Soil Premium Plant Nutrient 2-2-5 | 1gal - (Case of 4)
In stock
$34.29 $46.24 -26%
HDI Ionic Grow for Soil Plant Nutrient 3-1-4 | 1gal - (Case of 4)
In stock
$34.29 $46.24 -26%
Nectar for The Gods One Shot 3-10-0 | 12lb - (Case of 3)
Out of stock
$34.29 $54.99 -38%
Cultivation Nation Bloom 1 gal
Out of stock
$34.29 $47.85 -28%
Down To Earth Fruit Tree 6-2-4 | 25lb - OMRI Listed
In stock
$34.21 $51.99 -34%
Down To Earth Rose & Flower Mix 4-8-4 | 25lb - OMRI Listed
In stock
$34.04 $50.69 -33%
Elite Resin D, 32 oz - A Hydrofarm Exclusive!
In stock
$34.02 $72.59 -53%
House & Garden Aqua Flakes A, 5 L
In stock
$34.02 $49.48 -31%
House & Garden Aqua Flakes B, 5 L
In stock
$34.02 $49.48 -31%
House & Garden Cocos A, 5 L
In stock
$34.02 $49.48 -31%
House & Garden Cocos B, 5 L
In stock
$34.02 $49.48 -31%
Remo Grow, 4 L
In stock
$34.02 $49.99 -32%
Botanicare Silica Blast 0-0-0.5 - 1gal
In stock
$33.96 $54.78 -38%
Orca Premium Liquid Mycorrhizae, 16 oz
In stock
$33.92 $43.99 -23%
House & Garden Multi Zen, 1 L
In stock
$33.88 $49.27 -31%
Remo Bloom, 4 L
In stock
$33.70 $48.99 -31%
MICROBE Life Hydroponics All-In-One | 32oz - (Case of 12)
In stock
$33.69
Hygrozyme Horticultural Enzyme Formula, 1 L
In stock
$33.68 $41.99 -20%
Down to Earth Liquid Bone Meal 0-12-0 | 1gal - (Case of 4)
Out of stock
$33.59 $48.99 -31%
Royal Gold Imperial Boost 0-15-11 | 10lb - (Case of 4)
In stock
$33.52 $47.99 -30%
Mad Farmer Nutrient UpTake Solution (N.U.T.S.), 1 gal
In stock
$33.48 $53.55 -37%
DaKine 420 Atomic Root Powder | 1,000g - (Case of 4)
In stock
$33.31 $144.99 -77%
Technaflora B.C. Boost, 4 L
In stock
$33.28 $52.99 -37%
Royal Gold Crown Jewels Bloom 1-4-2 | 10lb - (Case of 4)
In stock
$33.06 $47.99 -31%
Royal Gold Crown Jewels Grow 3-2-2 | 10lb - (Case of 4)
In stock
$33.06 $47.99 -31%
Save 2%
Magnesium Sulfate Epsom Salts | 50lb (49/PL) - OMRI Listed
In stock
$33.05 $33.57 -2%
BioAg Ful-Power | 1 gal (ID,IL,IA,KS,MN,NE,OH,OK,OR)
In stock
$33.02 $52.99 -38%
HDI Ionic PK BOOST Plant Nutrient 0-5-6 | 2.5gal - (Case of 2)
In stock
$33.00 $99.65 -67%
Remo Micro, 4 L
In stock
$32.81 $52.99 -38%
Remo Magnifical, 4 L
In stock
$32.81 $52.99 -38%
Remo VeloKelp, 1 L
In stock
$32.81 $49.99 -34%
HEAVY 16 Foliar, 32 oz
In stock
$32.80 $52.49 -38%
Grotek Pro-Silicate, 4 L
In stock
$32.64 $46.99 -31%
Grotek Blossom Blaster Pro 1-4-0 | 4L - (Case of 4)
In stock
$32.55 $104.29 -69%
Down to Earth Fish Bone Meal 4-12-0 | 25lb - OMRI Listed
In stock
$32.41 $48.99 -34%
Cutting Edge Solutions Micro, 1 gal
In stock
$32.40 $41.99 -23%
Athena's Aminas, 1 gal
In stock
$32.40 $51.99 -38%
Medusa's Magic, 1 gal
In stock
$32.40 $51.99 -38%
Mega Morpheus, 1 gal
Out of stock
$32.40 $51.99 -38%
Pegasus Potion, 1 gal
In stock
$32.40 $51.99 -38%
The Kraken, 1 gal
Out of stock
$32.40 $51.99 -38%
Save 11%
MegaPhos SP Phosphorus Solubilizing Microbe | 2oz - OMRI Listed
Out of stock
$32.39 $36.57 -11%
Cutting Edge Solutions Louder Powder Grow B (8-13-31), 5 lb Bag
In stock
$32.38 $49.99 -35%
Cutting Edge Solutions Louder Powder Bloom A (14-0-0), 5 lb Bag
In stock
$32.38 $49.99 -35%
Cutting Edge Solutions Louder Powder Bloom B (0-25-24), 5 lb Bag
In stock
$32.38 $49.99 -35%
Grotek Bud Fuel Pro 1-3-4 | 4L - (Case of 4)
In stock
$32.24 $103.29 -69%
Show another 64 products
Product filters
Free Shipping
In Stock
Nutrient Material
Price
$
–
$
  • $1
  • $40500
Shop Owner
Brand
    Show all (92)