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Nutrients & Supplements

Soil Amendments
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128
Emerald Harvest Cali Pro Bloom A, 1 gal
In stock
$28.20 $41.00 -31%
Grow More Bio-Cozyme, 1 gal
In stock
$27.96 $39.99 -30%
FoxFarm Open Sesame, 2 lbs
In stock
$27.94 $99.39 -72%
Big Foot Mycorrhizae Concentrate | 8oz
Out of stock
$27.80
Xtreme Azos Beneficial Bacteria, 6 oz (170 g)
In stock
$27.76 $40.99 -32%
Grotek Bud Fuel Pro, 1 L
In stock
$27.71 $36.26 -24%
Save 19%
Roots Organics Terp Tea Microbe Charge | 3lb - (Case of 3)
In stock
$27.70 $33.99 -19%
Soul Sensei Bloom, 1 gal
In stock
$27.61 $40.16 -31%
House & Garden Bio 1-Component, 1 L
In stock
$27.56 $44.10 -38%
Botanicare Clearex Rinsing Solution - 1gal
In stock
$27.55 $44.36 -38%
Roots Organics Terp Tea Microbe Charge, 3 lb
In stock
$27.52 $36.71 -25%
Roots Organics Terp Tea Microbe Charge 3lb
In stock
$27.52 $36.71 -25%
Big Foot Root Boost Nitrogen-Fixing Azospirillum | 10oz
In stock
$27.50
Emerald Harvest Emerald Goddess 2-1-4 | 32oz
In stock
$27.50 $44.00 -38%
Emerald Harvest King Kola 0.3-2-3 | 32oz
In stock
$27.50 $44.00 -38%
Emerald Harvest King Kola 0.3-2-3 | 32oz (FL, NM, PA)
In stock
$27.50 $44.00 -38%
Emerald Harvest Honey Chome 0.5-0.5-1 | 32oz
In stock
$27.50 $44.00 -38%
Emerald Harvest Honey Chome, 1 qt
In stock
$27.50 $44.00 -38%
Emerald Harvest King Kola, 1 qt
In stock
$27.50 $44.00 -38%
Emerald Harvest King Kola, 1 qt (FL/NM/PA)
In stock
$27.50 $44.00 -38%
Nectar for The Gods Herculean Harvest Liquid Bone Meal 0-6-0 | 1gal
In stock
$27.48 $38.99 -30%
Nectar for The Gods Triton's Trawl Fishbone Meal 0.5-4-0 | 1gal
Out of stock
$27.48 $38.99 -30%
FoxFarm Bush Doctor Microbe Brew, 1 qt
In stock
$27.25 $42.55 -36%
Save 17%
Grotek Gro-Silic, 250 ml
In stock
$27.22 $32.99 -17%
Nectar for The Gods Pegasus Potion Feather Tea 1-2-0 | 1gal - (Case of 4)
In stock
$27.19 $48.99 -44%
General Hydroponics Floralicious Plus 2-0.8-0.5 - 16oz
In stock
$27.10 $43.84 -38%
Down to Earth Oyster Shell | 50lb - OMRI Listed
Out of stock
$27.05 $35.99 -25%
Roots Organics Nitro Bat Guano, 9 lbs
In stock
$27.00 $43.19 -37%
South Cascade Organics SLF-100, 1 qt
In stock
$26.99 $35.99 -25%
General Hydroponics FloraMicro 5-0-1 - 1gal
In stock
$26.85 $46.07 -42%
Save 19%
Roots Organics Terp Tea Bloom Booster | 3lb - (Case of 3)
In stock
$26.82 $32.99 -19%
House & Garden Magnesium Boost, 1 L
In stock
$26.51 $38.56 -31%
CYCO Commercial Series Grow 10-5-13 - 750g
In stock
$26.39 $66.11 -60%
Herculean Harvest, 1 gal
In stock
$26.32 $42.49 -38%
Emerald Harvest Micro | 1gal - (Case of 4)
In stock
$26.25 $42.00 -38%
Emerald Harvest Micro, 1 gal
In stock
$26.25 $42.00 -38%
Grotek Solo-Tek Grow 6-3-7 | 4L - (Case of 4)
In stock
$26.14 $83.69 -69%
Grotek Solo-Tek Bloom 3-8-8 | 4L - (Case of 4)
In stock
$26.14 $83.69 -69%
FoxFarm Bush Doctor Microbe Brew Microbial Inoculant 1-0.3-0.2 | 32oz - Concentrate
In stock
$26.11 $40.99 -36%
FoxFarm Grow Big Hydro Liquid Concentate, 1 qt
In stock
$26.10 $36.10 -28%
Grotek Cal Max 2-0-0 | 4L - (Case of 4)
In stock
$26.04 $47.59 -45%
Technaflora Thrive Alive B1 Red, 500ml
In stock
$25.85 $39.96 -35%
Save 2%
PRO-MIX LP15 | 2.8cu ft - Loose Fill (Pallet of 57)
Out of stock
$25.83 $26.23 -2%
Rhizoflora Purpinator 0-2-4 - 32oz
In stock
$25.63
Emerald Harvest Cali Pro Grow A 3-0-0 | 1gal - (Case of 4)
In stock
$25.62 $41.00 -38%
Emerald Harvest Cali Pro Grow B 2-2-5 | 1gal - (Case of 4)
In stock
$25.62 $41.00 -38%
Emerald Harvest Cali Pro Bloom A 3-0-3 | 1gal - (Case of 4)
In stock
$25.62 $41.00 -38%
Emerald Harvest Cali Pro Bloom B 1-4-6 | 1gal - (Case of 4)
In stock
$25.62 $41.00 -38%
Emerald Harvest Cali Pro Bloom B, 1 gal
In stock
$25.62 $41.00 -38%
Emerald Harvest Cali Pro Grow A, 1 gal
Out of stock
$25.62 $41.00 -38%
Emerald Harvest Cali Pro Grow B, 1 gal
Out of stock
$25.62 $41.00 -38%
Grotek Insta-Green 3-0-0 | 10L - (Case of 2)
In stock
$25.54 $81.79 -69%
General Hydroponics FloraPro Calcium + Micros 14-0-0 + 17% Ca - 5lb
In stock
$25.50 $40.25 -37%
Optic Foliar REV, 250 ml - (Case of 12)
Out of stock
$25.46 $40.99 -38%
Optic Foliar Transport, 250 ml
In stock
$25.46 $39.99 -36%
Remo AstroFlower, 1 L
In stock
$25.45 $36.99 -31%
Mad Farmer Mother Of All Bloom 500g
In stock
$25.44 $53.54 -52%
FoxFarm Bush Doctor Liquid Iron Micro-Nutrient 1-0-0 | 32oz - OMRI Listed - (Case of 12)
In stock
$25.32 $50.69 -50%
Botanicare 32oz Hydroguard (12/CS) - (Case of 12)
In stock
$25.31 $41.00 -38%
General Hydroponics Ripen 0.5-7-6 | 32oz
In stock
$25.29 $40.46 -37%
Cutting Edge Solutions Uncle John's Blend, 1 qt
In stock
$25.11 $34.99 -28%
Soul Sensei Grow, 1 gal
In stock
$25.10 $40.16 -38%
DaKine 420 Nitro Nutrients Bloom | 2,000g - (Case of 4)
Out of stock
$25.04 $108.99 -77%
DaKine 420 Nitro Nutrients Grow | 2,000g - (Case of 4)
In stock
$25.04 $108.99 -77%
Cutting Edge Solutions Mag-Amped, 1 qt
In stock
$25.02 $34.99 -28%
FOOP CANNA Sweetener Organic Terpene Enhancer | 32oz - OMRI Listed - (Case of 12)
Out of stock
$24.99
Sustane 8-2-4 Lawn & Landscape Plant Food | 20lb - OMRI Listed
In stock
$24.95 $37.71 -34%
Xtreme Gardening Calcar Foliar Booster | 6oz - (Case of 12)
Out of stock
$24.90 $32.81 -24%
General Hydroponics FloraBloom 0-5-4 - 1gal
In stock
$24.82 $40.53 -39%
General Hydroponics FloraGro 2-1-6 - 1gal
In stock
$24.82 $40.53 -39%
House & Garden Roots Excelurator Gold, 100 ml
In stock
$24.76 $39.63 -38%
Xtreme Mykos Pure Mycorrhizal Inoculum, Granular, 2.2 lbs
In stock
$24.75 $39.99 -38%
South Cascade Organics SLF-100 | 32oz - OMRI Listed - (Case of 12)
In stock
$24.69 $35.99 -31%
Olivia's Cloning Solution | 1gal - (Case of 4)
In stock
$24.42 $37.95 -36%
Growth Science Organics Grow, 1 gal
In stock
$24.41 $74.99 -67%
Gaia Green Glacial Rock Dust, 22.68 kg
In stock
$24.31 $32.41 -25%
Botanicare Sweet Berry Plant Food | 32oz
In stock
$24.25 $39.03 -38%
MICROBE Life Hydroponics All-In-One | 16oz - (Case of 12)
In stock
$24.19
Emerald Harvest Sturdy Stalk | 32oz
In stock
$24.06 $38.50 -38%
Emerald Harvest Bloom, 1 gal
In stock
$24.06 $35.00 -31%
Emerald Harvest Sturdy Stalk, 1 qt
In stock
$24.06 $38.50 -38%
Humboldt Nutrients Mayan Microzyme, 8 oz
In stock
$24.05 $34.99 -31%
General Hydroponics KoolBloom 2-45-28 - 2.2lb
In stock
$24.04 $38.87 -38%
Down to Earth Liquid Bloom 2-6-5 | 32oz - (Case of 10)
In stock
$23.99
SUPERthrive K-L-N Rooting Concentrate | 32oz - (Case of 12)
Out of stock
$23.96 $40.58 -41%
Vegamatrix Amp-It, 1 gal
In stock
$23.88 $99.99 -76%
Down to Earth All-Purpose Mix 4-6-2 | 3pk - 5lb - OMRI Listed
In stock
$23.84 $37.69 -37%
Down To Earth Rose & Flower Mix 4-8-4 | 15lb - 3pk of 5lb
In stock
$23.84 $37.69 -37%
Down To Earth Acid Mix 4-3-6 | 15lb - 3pk of 5lb
In stock
$23.84 $37.69 -37%
Down To Earth Fruit Tree 6-2-4 | 15lb - 3pk of 5lb
In stock
$23.84 $37.69 -37%
Down To Earth Vegetable Garden 4-4-4 | 15lb - 3pk of 5lb
In stock
$23.84 $37.69 -37%
Botanicare Liquid Karma 0.1-0.1-0.5 - 32oz
In stock
$23.78 $38.26 -38%
Bloom Khaos, 1 qt
In stock
$23.76 $34.99 -32%
FoxFarm Bush Doctor Kangaroots, 1 qt
In stock
$23.72 $36.12 -34%
Great White Granular 1, 2.2lbs
In stock
$23.69 $33.99 -30%
Save 16%
Plant Success King Crab, 4 oz
In stock
$23.62 $27.99 -16%
Grow More Mendocino Honey, 1 gal
In stock
$23.61 $33.99 -31%
Grotek Cal-Max, 1 gal
In stock
$23.61 $45.33 -48%
BushDoctor Wholly Mackerel Qt (12/cs)
Out of stock
$23.59 $40.65 -42%
Save 11%
Gaia Green Greensand, 1.25 kg Pouch
In stock
$23.49 $26.49 -11%
Xtreme Gardening Azos Root Booster | 6oz - (Case of 12)
In stock
$23.48 $30.92 -24%
Xtreme Gardening Mykos | 2.2lb - (Case of 6)
Out of stock
$23.48 $30.92 -24%
House & Garden Amino Treatment, 100 ml
In stock
$23.42 $37.49 -38%
Great White Granular 1 Mycorrhizal | 2.2lb - OMRI Listed
In stock
$23.39 $32.32 -28%
Grotek Rype, 1 L
In stock
$23.34 $41.48 -44%
Grotek Root Force 1-0-0 | 1L - (Case of 6)
In stock
$23.31 $42.59 -45%
Nectar for The Gods Bloom Khaos Foliar Spray 0-0-0.5 | 32oz
In stock
$23.25 $32.99 -30%
FoxFarm Bush Doctor Kelp Me Kelp You, 1 qt
In stock
$23.21 $36.10 -36%
Grotek Blossom Blaster 1-4-0 | 130g
In stock
$23.18 $74.29 -69%
Plant Success Orca | 16oz - (Case of 9)
Out of stock
$23.08 $37.04 -38%
FoxFarm Bush Doctor Kangaroots Root Drench Inoculant 0.8-0.1-0.03 | 32oz - Concentrate
In stock
$23.02 $35.99 -36%
Roots Organics Seabird Guano Powder, 9 lbs
In stock
$23.01 $33.47 -31%
Humboldt Roots, 125 ml
In stock
$22.96 $48.99 -53%
General Hydroponics FloraPro Grow 10-12-22 - 5lb
In stock
$22.95 $40.25 -43%
General Hydroponics FloraPro Bloom 7-12-27 - 5lb
In stock
$22.95 $40.25 -43%
FoxFarm Grow Big Hydroponic Fertilizer 3-2-6 | 32oz - Concentrate
In stock
$22.94 $35.99 -36%
FoxFarm Bush Doctor Sledge Hammer, 1 qt
In stock
$22.86 $34.28 -33%
Microbe Life Photosynthesis Plus, 1 qt
In stock
$22.86 $32.99 -31%
Microbe Life Plus-C, 1 qt (CA)
In stock
$22.86 $32.99 -31%
Microbe Life Photosynthesis Plus-O, 1 qt (OR)
In stock
$22.86 $32.99 -31%
FoxFarm Bush Doctor Boomerang, 1 qt
In stock
$22.85 $34.83 -34%
FoxFarm Bush Doctor Bembe, 1 qt
In stock
$22.84 $36.12 -37%
CYCO 5L Bloom B (2/CS) - (Case of 2)
In stock
$22.78 $36.81 -38%
CYCO Bloom A 5 L (2/CS) - (Case of 2)
In stock
$22.78 $36.81 -38%
CYCO 5L Grow B (2/CS) - (Case of 2)
In stock
$22.78 $36.81 -38%
CYCO 5L Grow A (2/CS) - (Case of 2)
In stock
$22.78 $36.81 -38%
House & Garden Top Booster, 1 L
In stock
$22.76 $36.41 -37%
DaKine 420 Bio Minerals | 2,000g - (Case of 4)
In stock
$22.74 $98.99 -77%
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