0Cart

Nutrients & Supplements

Soil Amendments
Sort by:
Price: High to Low
Show:
64
Save 17%
Roots Organics Uprising Bloom, 3 lbs
In stock
$16.09 $19.43 -17%
Save 17%
Roots Organics Uprising Foundation, 3 lbs
In stock
$16.09 $19.43 -17%
Save 17%
Roots Organics Uprising Grow, 3 lbs
In stock
$16.09 $19.43 -17%
Down to Earth Solution Grade Langbeinite 0-0-22 | 5lb - OMRI Listed
In stock
$16.05 $24.49 -34%
Down to Earth Solution Grade Potassium Sulfate 0-0-50 | 5lb - OMRI Listed
In stock
$16.05 $24.49 -34%
Grotek Vital 5% Calcium | 500mL
In stock
$16.05 $25.58 -37%
FoxFarm Bush Doctor Microbe Brew Microbial Inoculant 1-0.3-0.2 | 16oz - Concentrate
In stock
$15.99 $20.99 -24%
Grotek Monster Bloom 0-50-30 | 130g
In stock
$15.99
FoxFarm Bush Doctor Liquid Iron Micro-Nutrient 1-0-0 | 32oz - OMRI Listed
In stock
$15.98 $50.69 -68%
Technaflora MagiCal, 1 L
Out of stock
$15.98 $20.99 -24%
Plant Success Organics Granular 3-1-2 | 1lb - Granules
In stock
$15.93 $19.95 -20%
Emerald Harvest Cal-Mag | 32oz
In stock
$15.87 $23.00 -31%
Neptune's Harvest Fish Fertilizer 2-4-1 | 36oz - Concentrate - OMRI Listed
In stock
$15.86 $22.39 -29%
Botanicare Silica Blast 0-0-0.5 - 32oz
In stock
$15.70 $23.13 -32%
FoxFarm Happy Frog Cavern Culture Fertilizer 1-12-0 | 4lb - OMRI Listed
In stock
$15.69 $19.99 -22%
Save 17%
FoxFarm Grow Big Fertilizer 6-4-4 | 16oz - Concentrate
In stock
$15.69 $18.99 -17%
Save 8%
Age Old Grow, 32 oz
In stock
$15.65 $16.99 -8%
Save 8%
Age Old Bloom, 32 oz
In stock
$15.65 $16.99 -8%
Save 17%
FoxFarm Grow Big® Liquid Concentrate, 1 pt
In stock
$15.57 $18.80 -17%
Save 17%
FoxFarm Tiger Bloom® Liquid Concentrate, 1 pt
In stock
$15.57 $18.80 -17%
Down to Earth Liquid All-Purpose 4-1-3 | 32oz
In stock
$15.55 $22.99 -32%
Grotek Rype 3-0-0 | 500mL
In stock
$15.54 $24.75 -37%
FoxFarm Bush Doctor Kangaroots Root Drench Inoculant 0.8-0.1-0.03 | 16oz - Concentrate
In stock
$15.48 $19.99 -23%
DaKine 420 Nitro Nutrients Base | 500g
In stock
$15.46 $28.99 -47%
DaKine 420 Nitro Nutrients Bloom | 500g
In stock
$15.46 $28.99 -47%
DaKine 420 Bio Minerals | 500g
In stock
$15.46 $28.99 -47%
DaKine 420 Sticky Icky Enzymes | 100g
In stock
$15.46 $28.99 -47%
DaKine 420 Nitro Nutrients Grow | 500g
In stock
$15.46 $28.99 -47%
Down to Earth Agmino Powder 14-0-0 | 1lb
Out of stock
$15.46 $25.69 -40%
Grotek Solo-Tek Bloom 3-8-8 | 1L
In stock
$15.44 $28.29 -45%
Grotek Solo-Tek Grow 6-3-7 | 1L
In stock
$15.44 $28.29 -45%
FoxFarm Bush Doctor Kelp Me Kelp You 0.5-0-0.5 | 16oz - Concentrate - OMRI Listed
In stock
$15.40 $19.99 -23%
House & Garden Aqua Flakes A, 1 L
In stock
$15.37 $20.24 -24%
House & Garden Aqua Flakes B, 1 L
In stock
$15.37 $20.24 -24%
House & Garden Cocos A, 1 L
In stock
$15.37 $20.24 -24%
House & Garden Cocos B, 1 L
In stock
$15.37 $20.24 -24%
House & Garden Soil A, 1 L
In stock
$15.37 $20.24 -24%
House & Garden Soil B, 1 L
In stock
$15.37 $20.24 -24%
Save 17%
Roots Organics Nitro Bat Guano, 3 lbs
In stock
$15.30 $18.34 -17%
Down to Earth Solution Grade Calcium 96 | 5lb - OMRI Listed
In stock
$15.29
Down to Earth Liquid Calcium 5% | 32oz - OMRI Listed
In stock
$15.24 $22.79 -33%
FoxFarm Bush Doctor Sledgehammer | 16oz -OMRI Listed
In stock
$15.22 $19.99 -24%
Save 16%
Roots Organics HP2 | 32oz
In stock
$15.19 $17.99 -16%
FoxFarm Bush Doctor Wholly Mackerel, 1 pt
Out of stock
$15.18 $22.48 -32%
Save 11%
Cutting Edge Solutions Bloom, 1 qt
In stock
$15.06 $16.99 -11%
Grotek Blossom Blaster 1-4-0 | 15/box - 20g
In stock
$14.99
Save 17%
Emerald Harvest Micro, 1 qt
In stock
$14.92 $18.00 -17%
General Hydroponics FloraNova Grow 7-4-10 - 16oz
In stock
$14.88 $21.86 -32%
General Hydroponics FloraNova Bloom 4-8-7 - 16oz
In stock
$14.88 $21.86 -32%
Growth Science Organics Root Magic, 1 qt
In stock
$14.85 $44.99 -67%
Save 12%
Mother Earth Power Flower Fantastic Flowering Mix 1-8-6 - 2.4lb
In stock
$14.83 $16.88 -12%
Save 12%
Mother Earth Farmer's Market All Purpose Mix 4-5-4 - 4.4lb
In stock
$14.83 $16.88 -12%
Save 12%
Mother Earth Season's Choice Tomato & Vegetable Mix 4-5-6 - 4.4lb
In stock
$14.83 $16.88 -12%
Save 12%
Mother Earth Acid Drop for Acid -Loving Plants 3-4-6 - 4.4lb
In stock
$14.83 $16.88 -12%
Key Grow Solutions Blue Butterfly 6-4-5 | 32oz
In stock
$14.82 $22.99 -36%
Save 8%
Cutting Edge Solutions Grow, 1 qt
In stock
$14.76 $15.99 -8%
Save 8%
Gaia Green Worm Castings, 2 L U.S. (NA02) Pouch
In stock
$14.75 $15.99 -8%
Down to Earth Langbeinite 0-0-22 | 5lb - OMRI Listed
In stock
$14.74 $19.59 -25%
Save 13%
Roots Organics Terp Tea Bloom | 3lb
In stock
$14.72 $16.99 -13%
Save 13%
Roots Organics Terp Tea Grow | 3lb
In stock
$14.72 $16.99 -13%
MICROBE Life Hydroponics Vegetable & Fruit Yield Enhancer | 16oz
In stock
$14.71 $26.99 -45%
MICROBE Life Hydroponics Foliar Spray & Root Dip | 16oz
In stock
$14.71 $26.99 -45%
FoxFarm Bush Doctor Boomerang Comeback Formula 2-0.2-0.3 | 16oz
In stock
$14.63 $18.99 -23%
General Hydroponics MaxiBloom 5-15-14 - 2.2lb
In stock
$14.60 $21.51 -32%
Show another 64 products
Product filters
Free Shipping
In Stock
Nutrient Material
Price
$
–
$
  • $0
  • $43092
Shop Owner
Brand
    Show all (93)