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Nutrients & Supplements

Soil Amendments
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64
Neptune's Harvest Seaweed Plant Food 0-0-1 | 16oz - Concentrate - Makes 16gal - OMRI Listed - (Case of 12)
In stock
$11.58 $17.29 -33%
Big Foot Mycorrhizae Granular | 4oz
In stock
$11.54
Black Gold Earthworm Castings Blend | 8q t- OMRI Listed - (Case of 4)
In stock
$11.53 $13.39 -14%
Grotek Heavy Bud Pro 1-0-3 | 1L - (Case of 6)
In stock
$11.49 $35.59 -68%
Aphrodite's Extraction, 1 qt
In stock
$11.49 $25.99 -56%
Poseidonzime, 1 qt
In stock
$11.49 $25.99 -56%
MILLS BASIS A 1LTR
In stock
$11.35 $16.00 -29%
MILLS BASIS B 1LTR
In stock
$11.35 $16.00 -29%
FoxFarm Bush Doctor 1-0-0 Cal-Mag Supplement | 16oz - 3% Calcium - 0.9% Magnesium - OMRI Listed - (Case of 12)
In stock
$11.34 $14.49 -22%
Wiggle Worm Soil Builder Pure Worm Castings Organic Fertilizer | 15lb - OMRI Listed
In stock
$11.34 $18.89 -40%
Neptune's Harvest Fish & Seaweed Fertilizer 2-3-1 | 18oz - Concentrate - OMRI Listed - (Case of 12)
In stock
$11.33 $17.29 -34%
SUPERthrive Root-Gel Rooting Gel | 2oz - (Case of 12)
In stock
$11.30 $16.61 -32%
Down to Earth Fish Bone Meal 4-12-0 | 5lb - OMRI Listed - (Case of 6)
In stock
$11.29 $16.69 -32%
Grow More Mendocino Avalanche, 1 qt
In stock
$11.27 $27.43 -59%
FoxFarm Big Bloom Fertilizer 0-0.5-0.7 | 16oz - Concentrate - OMRI Listed - (Case of 12)
In stock
$11.25 $13.79 -18%
Gaia Green Super Fly, 750 g Pouch
In stock
$11.20 $14.99 -25%
Down to Earth Neem Seed Meal 6-1-2 | 5lb - OMRI Listed - (Case of 6)
In stock
$11.18 $25.49 -56%
The Kraken, 1 qt
Out of stock
$11.15 $17.49 -36%
Down to Earth All-Purpose Mix 4-6-2 | 5lb - OMRI Listed - (Case of 6)
In stock
$11.13 $15.79 -30%
Down to Earth Vegan Mix 3-2-2 | 5lb - OMRI Listed - (Case of 6)
Out of stock
$11.13 $16.69 -33%
Down to Earth Acid Mix 4-3-6 | 5lb - For Acid Soil Loving Plants - (Case of 6)
In stock
$11.13 $15.79 -30%
Down To Earth Tree & Shrub 4-2-4 | 5lb - (Case of 6)
Out of stock
$11.13 $16.69 -33%
Down to Earth Vegetable Garden 4-4-4 | 5lb - OMRI Listed - (Case of 6)
In stock
$11.13 $15.79 -30%
Down to Earth Cottonseed Meal 6-2-1 | 5lb - All Purpose - (Case of 6)
In stock
$11.13 $15.79 -30%
General Hydroponics FloraMicro 5-0-1 - 16oz
In stock
$11.06 $16.17 -32%
Emerald Harvest Micro | 32oz
In stock
$11.03 $18.00 -39%
FoxFarm Cultivation Nation Veggie 24-14-11 | 1lb - Step 1 for 2-Part Feeding Programs
Out of stock
$11.02 $14.29 -23%
Down to Earth Starter Mix 3-3-3 | 5lb - OMRI Listed - (Case of 6)
Out of stock
$10.96 $16.49 -34%
Down to Earth Bat Guano 7-3-1 | 2lb - OMRI Listed - (Case of 6)
In stock
$10.96 $17.99 -39%
Emerald Harvest Cali Pro Bloom A, 1 qt
In stock
$10.96 $17.00 -36%
Emerald Harvest Cali Pro Bloom B, 1 qt
In stock
$10.96 $17.00 -36%
Emerald Harvest Cali Pro Grow B, 1 qt
In stock
$10.96 $17.00 -36%
FoxFarm Happy Frog Fruit & Flower 4-9-3 | 4lb - OMRI Listed
In stock
$10.94 $14.19 -23%
FoxFarm Happy Frog All-Purpose Fertilizer 6-4-5 | 4lb - OMRI Listed - (Case of 12)
In stock
$10.94 $14.19 -23%
FoxFarm Happy Frog Japanese Maple Fertilizer 4-3-4 | 4lb - OMRI Listed - (Case of 12)
In stock
$10.94 $14.19 -23%
FoxFarm Happy Frog Jump Start Fertilizer 3-4-3 | 4lb - OMRI Listed - (Case of 12)
In stock
$10.94 $14.19 -23%
FoxFarm Happy Frog Citrus & Avocado Fertilizer 7-3-3 | 4lb - OMRI Listed - (Case of 12)
In stock
$10.94 $14.19 -23%
FoxFarm Happy Frog Acid Loving Plants Fertilizer 4-5-3 | 4lb - OMRI Listed - (Case of 12)
In stock
$10.94 $14.19 -23%
Down to Earth Rock Phosphate 0-3-0 | 5lb - OMRI Listed - (Case of 6)
In stock
$10.93 $16.29 -33%
Emerald Harvest Grow, 1 qt
In stock
$10.84 $14.00 -23%
Gaia Green Basalt Rock Dust, 2 kg U.S. (NA02) Pouch
In stock
$10.84 $13.99 -23%
True Organic Seabird Guano 6-12-0 | 4lb - Use Twice A Year - Spring & Fall Application - Covers up to 70sq ft - OMRI Listed - (Case of 6)
In stock
$10.76 $13.99 -23%
FoxFarm Happy Frog Tomato & Vegetable Fertilizer 5-7-3 | 4lb - OMRI Listed
In stock
$10.72 $14.19 -24%
Neptune's Harvest Fish Fertilizer 2-4-1 | 18oz - Concentrate - OMRI Listed - (Case of 12)
In stock
$10.72 $13.99 -23%
FoxFarm Cultivation Nation pH Up Nutrient Solution Adjuster | 16oz - Raises the pH in Nutrient Solution
In stock
$10.68 $12.99 -18%
FoxFarm Cultivation Nation pH Down Nutrient Solution Adjuster | 16oz - Lowers the pH in Nutrient Solution
In stock
$10.68 $12.99 -18%
Sustane 8-2-4 Lawn & Landscape Plant Food | 5lb - OMRI Listed - (Case of 8)
Out of stock
$10.66 $15.60 -32%
FoxFarm Happy Frog Bone Meal 3-12-0 | 4lb - OMRI Listed - (Case of 12)
In stock
$10.55 $14.19 -26%
Down to Earth Solution Grade Langbeinite 0-0-22 | 5lb - OMRI Listed - (Case of 5)
In stock
$10.53 $24.49 -57%
Grotek Vitamax Pro 1-1-1 | 1L - (Case of 6)
In stock
$10.50 $25.39 -59%
Zeus Juice, 1 qt
In stock
$10.45 $22.99 -55%
Hades Down, 1 qt
In stock
$10.44 $22.99 -55%
Emerald Harvest Cali Pro Grow A 3-0-0 | 32oz
In stock
$10.42 $17.00 -39%
Emerald Harvest Cali Pro Grow B 2-2-5 | 32oz
In stock
$10.42 $17.00 -39%
Emerald Harvest Cali Pro Bloom A 3-0-3 | 32oz
In stock
$10.42 $17.00 -39%
Emerald Harvest Cali Pro Bloom B 1-4-6 | 32oz
In stock
$10.42 $17.00 -39%
Down to Earth Agmino Powder 14-0-0 | 1lb - (Case of 6)
In stock
$10.38 $23.79 -56%
Nectar for The Gods Herculean Harvest Liquid Bone Meal 0-6-0 | 32oz
Out of stock
$10.35 $12.99 -20%
Nectar for The Gods Triton's Trawl Fishbone Meal 0.5-4-0 | 32oz
Out of stock
$10.35 $12.99 -20%
Roots Organics Seabird Guano Powder, 3 lbs
In stock
$10.13 $12.94 -22%
Down to Earth Fish Powder 12-1-1 | 1lb - (Case of 6)
Out of stock
$10.05 $20.99 -52%
Grotek Monster Bloom, 130 g
In stock
$10.04 $13.99 -28%
FoxFarm Cultivation Nation Grow 2-1-6 | 16oz
In stock
$10.01 $12.19 -18%
FoxFarm Cultivation Nation Bloom 0-5-4 | 16oz
In stock
$10.01 $12.19 -18%
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