0Cart

Nutrients & Supplements

Soil Amendments
Sort by:
Price: High to Low
Show:
64
Grotek Heavy Bud Pro 1-0-3 | 1L - (Case of 6)
In Stock: 132
$11.76 $35.59 -67%
FoxFarm Big Bloom Fertilizer 0-0.5-0.7 | 16oz - Concentrate - OMRI Listed - (Case of 12)
In Stock: 2304
$11.75 $13.79 -15%
Down to Earth Garden Gypsum | 5lb - OMRI Listed - (Case of 6)
In Stock: 450
$11.69
Neptune's Harvest Fish & Seaweed Fertilizer 2-3-1 | 18oz - Concentrate - OMRI Listed - (Case of 12)
In Stock: 216
$11.59 $17.29 -33%
Great White Premium Mycorrhizae, 1 oz
In Stock: 580
$11.56 $15.99 -28%
Down to Earth Fish Bone Meal 4-12-0 | 5lb - OMRI Listed - (Case of 6)
In Stock: 541
$11.55 $16.69 -31%
Big Foot Mycorrhizae Granular | 4oz
In Stock: 662
$11.54
Gaia Green Super Fly, 750 g Pouch
In Stock: 169
$11.46 $14.99 -24%
Down to Earth Neem Seed Meal 6-1-2 | 5lb - OMRI Listed - (Case of 6)
In Stock: 198
$11.44 $25.49 -55%
FoxFarm Happy Frog Fruit & Flower 4-9-3 | 4lb - OMRI Listed
In Stock: 1236
$11.44 $14.19 -19%
FoxFarm Happy Frog All-Purpose Fertilizer 6-4-5 | 4lb - OMRI Listed - (Case of 12)
In Stock: 1044
$11.44 $14.19 -19%
FoxFarm Happy Frog Japanese Maple Fertilizer 4-3-4 | 4lb - OMRI Listed - (Case of 12)
In Stock: 912
$11.44 $14.19 -19%
FoxFarm Happy Frog Jump Start Fertilizer 3-4-3 | 4lb - OMRI Listed - (Case of 12)
In Stock: 456
$11.44 $14.19 -19%
FoxFarm Happy Frog Citrus & Avocado Fertilizer 7-3-3 | 4lb - OMRI Listed - (Case of 12)
In Stock: 900
$11.44 $14.19 -19%
FoxFarm Happy Frog Acid Loving Plants Fertilizer 4-5-3 | 4lb - OMRI Listed - (Case of 12)
In Stock: 973
$11.44 $14.19 -19%
Sustane 8-2-4 Lawn & Landscape Plant Food | 5lb - OMRI Listed - (Case of 8)
Out of stock
$11.44 $16.39 -30%
Aphrodite's Extraction, 1 gal
Out of stock
$11.40 $69.49 -84%
Down to Earth All-Purpose Mix 4-6-2 | 5lb - OMRI Listed - (Case of 6)
In Stock: 1719
$11.39 $15.79 -28%
Down to Earth Vegan Mix 3-2-2 | 5lb - OMRI Listed - (Case of 6)
Out of stock
$11.39 $16.69 -32%
Down to Earth Acid Mix 4-3-6 | 5lb - For Acid Soil Loving Plants - (Case of 6)
In Stock: 1509
$11.39 $15.79 -28%
Down To Earth Tree & Shrub 4-2-4 | 5lb - (Case of 6)
Out of stock
$11.39 $16.69 -32%
Down to Earth Vegetable Garden 4-4-4 | 5lb - OMRI Listed - (Case of 6)
In Stock: 1300
$11.39 $15.79 -28%
Down to Earth Cottonseed Meal 6-2-1 | 5lb - All Purpose - (Case of 6)
In Stock: 486
$11.39 $15.79 -28%
General Hydroponics FloraMicro 5-0-1 - 16oz
In Stock: 340
$11.31 $17.30 -35%
Down to Earth Starter Mix 3-3-3 | 5lb - OMRI Listed - (Case of 6)
Out of stock
$11.22 $16.49 -32%
Down to Earth Bat Guano 7-3-1 | 2lb - OMRI Listed - (Case of 6)
In Stock: 469
$11.22 $17.99 -38%
Emerald Harvest Cali Pro Bloom A, 1 qt
In Stock: 102
$11.22 $17.00 -34%
Emerald Harvest Cali Pro Bloom B, 1 qt
In Stock: 97
$11.22 $17.00 -34%
Emerald Harvest Cali Pro Grow B, 1 qt
In Stock: 3
$11.22 $17.00 -34%
Down to Earth Rock Phosphate 0-3-0 | 5lb - OMRI Listed - (Case of 6)
In Stock: 924
$11.18 $16.29 -31%
FoxFarm Happy Frog Tomato & Vegetable Fertilizer 5-7-3 | 4lb - OMRI Listed
In Stock: 1750
$11.18 $14.19 -21%
FoxFarm Cultivation Nation pH Up Nutrient Solution Adjuster | 16oz - Raises the pH in Nutrient Solution
In Stock: 252
$11.14 $12.99 -14%
FoxFarm Cultivation Nation pH Down Nutrient Solution Adjuster | 16oz - Lowers the pH in Nutrient Solution
In Stock: 312
$11.14 $12.99 -14%
Gaia Green Basalt Rock Dust, 2 kg U.S. (NA02) Pouch
In Stock: 677
$11.09 $13.99 -21%
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: 735
$11.07 $13.99 -21%
FoxFarm Happy Frog Bone Meal 3-12-0 | 4lb - OMRI Listed - (Case of 12)
In Stock: 726
$11.02 $14.19 -22%
Neptune's Harvest Fish Fertilizer 2-4-1 | 18oz - Concentrate - OMRI Listed - (Case of 12)
In Stock: 252
$10.97 $13.99 -22%
SUPERthrive Root-Gel Rooting Gel | 2oz - (Case of 12)
In Stock: 430
$10.78 $16.61 -35%
Down to Earth Solution Grade Langbeinite 0-0-22 | 5lb - OMRI Listed - (Case of 5)
In Stock: 18
$10.77 $24.49 -56%
Grotek Vitamax Pro 1-1-1 | 1L - (Case of 6)
In Stock: 192
$10.74 $25.39 -58%
House & Garden Top Booster, 250 ml
Out of stock
$10.68 $14.69 -27%
Down to Earth Agmino Powder 14-0-0 | 1lb - (Case of 6)
In Stock: 54
$10.63 $23.79 -55%
Nectar for The Gods Triton's Trawl Fishbone Meal 0.5-4-0 | 32oz
Out of stock
$10.61 $12.99 -18%
MILLS BASIS A 1LTR
In Stock: 143
$10.56 $16.00 -34%
MILLS BASIS B 1LTR
In Stock: 251
$10.56 $16.00 -34%
Xtreme Gardening Mykos WP | 4oz - Wettable Powder - (Case of 12)
In Stock: 149
$10.52 $12.33 -15%
Demeter's Destiny, 1 qt
Out of stock
$10.45 $22.99 -55%
FoxFarm Cultivation Nation Grow 2-1-6 | 16oz
In Stock: 180
$10.44 $12.19 -14%
FoxFarm Cultivation Nation Bloom 0-5-4 | 16oz
In Stock: 216
$10.44 $12.19 -14%
Roots Organics Seabird Guano Powder, 3 lbs
In Stock: 296
$10.36 $12.94 -20%
Snow Storm Ultra, 1 qt
Out of stock
$10.35 $54.99 -81%
Grotek Final Flush, 1 L
In Stock: 364
$10.31 $14.06 -27%
Nectar for The Gods Herculean Harvest Liquid Bone Meal 0-6-0 | 32oz
Out of stock
$10.30 $12.99 -21%
Down to Earth Fish Powder 12-1-1 | 1lb - (Case of 6)
In Stock: 138
$10.28 $20.99 -51%
Down to Earth Kelp Meal 1-0.1-2 | 5lb - OMRI Listed
Out of stock
$10.20 $37.49 -73%
Roots Organics SeaBird Guano | 3lb - Powder - (Case of 3)
Out of stock
$10.18 $10.99 -7%
Grotek Blossom Blaster Pro 1-4-0 | 1L - (Case of 6)
In Stock: 72
$10.12 $30.69 -67%
Big Foot Root Boost Nitrogen-Fixing Azospirillum | 2oz
In Stock: 50
$9.99
Grotek Vitamax Plus 1-1-2 | 1L - (Case of 6)
In Stock: 113
$9.99
Mother Earth Floressence Bloom Supplement 1-1-1 - 16oz
In Stock: 59
$9.93 $20.02 -50%
Coco-Wet Organic Wetting Agent, 8 oz
In Stock: 106
$9.89 $12.49 -21%
Down to Earth AZOMITE Granulated | 5lb - OMRI Listed - (Case of 6)
In Stock: 390
$9.86 $14.99 -34%
CYCO 1L Bloom B - (Case of 12)
In Stock: 12
$9.73 $13.19 -26%
CYCO Bloom A 1 L - (Case of 12)
Out of stock
$9.73 $13.19 -26%
Show other 64 products
Product filters
Free Shipping
In Stock
Nutrient Material
Price
$
–
$
  • $0
  • $42768
Shop Owner
Brand
    Show all (88)