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Nutrients & Supplements

Soil Amendments
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128
Nectar for The Gods Zeus Juice Growth Enhancer | 32oz
In stock
$17.22 $21.99 -22%
Nectar for The Gods One Shot 3-10-0 | 4lb - (Case of 10)
Out of stock
$17.20 $24.99 -31%
General Hydroponics CALiMAGic 1-0-0 - 32oz
In stock
$17.17 $25.14 -32%
FoxFarm Bush Doctor Microbe Brew Microbial Inoculant 1-0.3-0.2 | 16oz - Concentrate
In stock
$17.16 $20.99 -18%
Grotek Monster Grow Pro 18-36-1 | 500g - (Case of 6)
In stock
$17.16 $52.99 -68%
True Organic Tomato & Vegetable Food 4-5-6 | 12lb - Resealable Bag - Covers up to 210sq ft - Use Monthly - OMRI Listed
In stock
$17.13 $23.99 -29%
Grotek Biofuse | 300g - (Case of 6)
In stock
$17.11 $30.29 -44%
Big Foot Mycorrhizae Concentrate | 4oz - Water-in-Root Inoculum
In stock
$17.00
House & Garden Bud-XL, 250 ml
In stock
$16.94 $26.24 -35%
Xtreme Gardening Azos Root Booster | 2oz - (Case of 12)
In stock
$16.85 $21.16 -20%
Xtreme Gardening Mykos | 1lb - (Case of 12)
In stock
$16.85 $21.16 -20%
Armory Beneficial Bacteria Blend | 2oz - OMRI Listed
In stock
$16.69 $30.03 -44%
Biobizz Bio-Grow | 1 L
In stock
$16.64 $25.80 -36%
BioBizz Bio-Grow 1L CA & OR only
In stock
$16.64 $25.80 -36%
General Organics CaMg+ Calcium Magnesium Supplement - 32oz
In stock
$16.63 $24.49 -32%
House & Garden Drip Clean, 250 ml
In stock
$16.58 $25.70 -35%
Plant Success Organics Granular, 1 lb
In stock
$16.56 $20.99 -21%
MICROBE Life Hydroponics Photosynthesis Plus | 16oz - (Case of 12)
In stock
$16.52 $32.99 -50%
Roots Organics Ancient Amber | 32oz
In stock
$16.49 $19.99 -18%
Roots Organics Buddha Bloom | 32oz
Out of stock
$16.49 $19.99 -18%
Roots Organics Buddha Grow | 32oz
Out of stock
$16.49 $19.99 -18%
Roots Organics HPK | 32oz
In stock
$16.49 $19.99 -18%
HDI MotherPlant Nutrients Part B | 1gal - (Case of 4)
In stock
$16.45 $49.07 -66%
Botanicare Cal-Mag Plus 2-0-0 | 32oz
In stock
$16.43 $24.13 -32%
Xtreme Gardening Calcar Foliar Booster | 3oz - (Case of 12)
In stock
$16.43 $20.64 -20%
FoxFarm Bush Doctor Kangaroots Root Drench Inoculant 0.8-0.1-0.03 | 16oz - Concentrate
In stock
$16.42 $19.99 -18%
MICROBE Life Hydroponics Nourish-L Liquid Fertilizer | 16oz - (Case of 12)
In stock
$16.38 $31.99 -49%
FoxFarm Bush Doctor Bembe, 1 qt
In stock
$16.38 $36.12 -55%
DaKine 420 Shock & Awe Bloom Booster | 1,000g - (Case of 4)
In stock
$16.36 $68.99 -76%
House & Garden Hydro A, 20 L
In stock
$16.36 $123.99 -87%
Green Gro Ultrafine Mycorrhizae All-in-One, 4 oz
In stock
$16.24 $20.99 -23%
Olivia's Cloning Gel | 4oz - (Case of 24)
Out of stock
$16.18 $22.95 -29%
Rock Fusion Bloom Base Nutrient, 1 L
In stock
$16.18 $39.99 -60%
General Organics BioThrive Bloom 2-4-4 | 32oz
In stock
$16.16 $23.63 -32%
Roots Organics Ancient Amber, 1 qt
In stock
$16.09 $24.93 -35%
Roots Organics HPK 0-4-3, 1 qt
In stock
$16.09 $24.93 -35%
Roots Organics Buddha Bloom 1qt
Out of stock
$16.09 $24.93 -35%
Roots Organics Buddha Grow 1qt
In stock
$16.09 $24.93 -35%
FoxFarm Bush Doctor Sledgehammer | 16oz -OMRI Listed
In stock
$16.03 $19.99 -20%
Neptune's Harvest Seaweed Plant Food 0-0-1 | 32oz - Concentrate - Makes 32gal - OMRI Listed - (Case of 12)
In stock
$16.01 $21.29 -25%
Big Foot Root Boost Nitrogen-Fixing Azospirillum | 5oz
In stock
$15.99
FoxFarm Bush Doctor Bemb Sweet & Dandy 0-1-3 | 16oz - Concentrate
In stock
$15.91 $22.99 -31%
Roots Organics Terp Tea Bloom, 3 lb
In stock
$15.88 $20.51 -23%
Roots Organics Terp Tea Grow, 3 lb
In stock
$15.88 $20.51 -23%
Down to Earth Liquid Calcium 5% | 32oz - OMRI Listed - (Case of 10)
In stock
$15.78 $22.99 -31%
FoxFarm Bush Doctor Sledge Hammer, 1 qt
In stock
$15.71 $34.28 -54%
Botanicare Silica Blast 0-0-0.5 - 32oz
In stock
$15.70 $23.13 -32%
HDI Ionic Bloom Plant Nutrient 3-2-6 | 32oz
In stock
$15.69 $21.34 -26%
HDI Ionic PK BOOST Plant Nutrient 0-5-6 | 32oz
In stock
$15.69 $21.34 -26%
HDI Ionic Grow Plant Nutrient 3-1-5 | 32oz
In stock
$15.69 $21.34 -26%
HDI Ionic Grow for Soil Plant Nutrient 3-1-4 | 32oz
In stock
$15.69 $21.34 -26%
Grotek Blossom Blaster Pro Liquid, 1 L
In stock
$15.69 $29.18 -46%
Bloom Khaos, 1 qt
In stock
$15.67 $34.99 -55%
Down to Earth Oyster Shell | 25lb - OMRI Listed
Out of stock
$15.63 $25.99 -40%
FoxFarm Bush Doctor Boomerang Comeback Formula 2-0.2-0.3 | 16oz
In stock
$15.53 $18.99 -18%
HDI Ionic PK BOOST Plant Nutrient 0-5-6 | 1gal - (Case of 4)
In stock
$15.33 $46.24 -67%
Down to Earth Solution Grade Calcium 96 | 5lb - OMRI Listed - (Case of 5)
In stock
$15.29
FoxFarm Grow Big Hydroponic Fertilizer 3-2-6 | 16oz - Concentrate
In stock
$15.23 $21.99 -31%
FoxFarm Bush Doctor Wholly Mackerel Fertilizer 3-1-0 | 16oz - Concentrate
In stock
$15.21 $21.99 -31%
Crystal Burst, 1 qt
In stock
$15.05 $29.99 -50%
SUPERthrive Pure Neem Oil Organic Leaf Polish | 8oz - (Case of 12)
In stock
$15.04 $20.76 -28%
Roots Organics Uprising Bloom, 3 lbs
In stock
$15.04 $19.43 -23%
Roots Organics Uprising Foundation, 3 lbs
In stock
$15.04 $19.43 -23%
Roots Organics Uprising Grow, 3 lbs
In stock
$15.04 $19.43 -23%
FoxFarm Cultivation Nation Grow 2-1-6 | 32oz
In stock
$15.03 $18.99 -21%
FoxFarm Cultivation Nation Bloom 0-5-4 | 32oz
In stock
$15.03 $18.99 -21%
Neptune's Harvest Fish Fertilizer 2-4-1 | 36oz - Concentrate - OMRI Listed - (Case of 12)
In stock
$15.03 $22.59 -33%
Emerald Harvest pH Up | 32oz
In stock
$15.02 $25.50 -41%
Emerald Harvest pH Down | 32oz
In stock
$15.02 $25.50 -41%
Down to Earth Solution Grade Potassium Sulfate 0-0-50 | 5lb - OMRI Listed - (Case of 5)
In stock
$15.00 $24.49 -39%
Grotek Blossom Blaster 1-4-0 | 15/box - 20g
In stock
$14.99
FoxFarm Bush Doctor Boomerang, 1 qt
In stock
$14.99 $34.83 -57%
Technaflora B.C. Bloom, 1 L
In stock
$14.99 $23.99 -38%
Technaflora B.C. Grow, 1 L
In stock
$14.99 $23.99 -38%
General Hydroponics FloraNova Grow 7-4-10 - 16oz
In stock
$14.89 $21.86 -32%
General Hydroponics FloraNova Bloom 4-8-7 - 16oz
In stock
$14.89 $21.86 -32%
Roots Organics HP2 | 32oz
In stock
$14.87 $17.99 -17%
Emerald Harvest Cal-Mag, 1 qt
In stock
$14.84 $23.00 -35%
General Hydroponics FloraMicro 5-0-1 - 32oz
In stock
$14.78 $21.13 -30%
Gaia Green Mineralized Phosphate, 2 kg Pouch
In stock
$14.72 $18.99 -22%
Nectar for The Gods Gaia Mania Supplement 1-5-1 | 32oz
Out of stock
$14.64 $17.99 -19%
Nectar for The Gods Persephone's Palate | 32oz
In stock
$14.64 $17.99 -19%
Down to Earth Blood Meal 12-0-0 | 4lb - OMRI Listed - (Case of 6)
In stock
$14.63 $23.90 -39%
Roots Organics HP2 0-4-0, 1 qt
In stock
$14.63 $22.67 -35%
General Hydroponics MaxiBloom 5-15-14 - 2.2lb
In stock
$14.59 $21.51 -32%
General Hydroponics MaxiGro 10-5-14 - 2.2lb
In stock
$14.59 $21.51 -32%
FoxFarm Open Sesame, 2 lbs
In stock
$14.59 $99.39 -85%
MICROBE Life Hydroponics Vegetable & Fruit Yield Enhancer | 16oz - (Case of 12)
In stock
$14.55 $28.99 -50%
MICROBE Life Hydroponics Foliar Spray & Root Dip | 16oz - (Case of 12)
In stock
$14.55 $28.99 -50%
Soul Sensei Micro, 2.5 gal
In stock
$14.55 $112.76 -87%
Down to Earth Liquid All-Purpose 4-1-3 | 32oz - (Case of 10)
In stock
$14.54 $22.99 -37%
FoxFarm Bush Doctor Kelp Me Kelp You 0.5-0-0.5 | 16oz - Concentrate - OMRI Listed
In stock
$14.49 $19.99 -28%
Roots Organics Terp Tea Bloom | 3lb - (Case of 3)
Out of stock
$14.42 $16.99 -15%
Roots Organics Terp Tea Grow | 3lb - (Case of 3)
Out of stock
$14.42 $16.99 -15%
FoxFarm Happy Frog Cavern Culture Fertilizer 1-12-0 | 4lb - OMRI Listed - (Case of 12)
In stock
$14.42 $19.99 -28%
Grotek Gro-Silic, 1 L
In stock
$14.40 $92.99 -85%
Mother Earth Power Flower Fantastic Flowering Mix 1-8-6 - 2.4lb
In stock
$14.38 $16.88 -15%
Mother Earth Farmer's Market All Purpose Mix 4-5-4 - 4.4lb
In stock
$14.38 $16.88 -15%
Mother Earth Season's Choice Tomato & Vegetable Mix 4-5-6 - 4.4lb
In stock
$14.38 $16.88 -15%
Mother Earth Acid Drop for Acid -Loving Plants 3-4-6 - 4.4lb
In stock
$14.38 $16.88 -15%
House & Garden Aqua Flakes A, 1 L
In stock
$14.37 $20.24 -29%
House & Garden Aqua Flakes B, 1 L
In stock
$14.37 $20.24 -29%
House & Garden Cocos A, 1 L
In stock
$14.37 $20.24 -29%
House & Garden Cocos B, 1 L
In stock
$14.37 $20.24 -29%
FoxFarm Cultivation Nation Cal-Mag | 32oz
Out of stock
$14.34 $19.99 -28%
SUPERthrive, 4 oz
In stock
$14.33 $15.49 -7%
Mother Earth Floressence Bloom Supplement 1-1-1 - 32oz
In stock
$14.32 $32.53 -56%
Remo AstroFlower, 1 L
In stock
$14.32 $36.99 -61%
Roots Organics Nitro Bat Guano, 3 lbs
In stock
$14.31 $18.34 -22%
Plant Success Organics Granular 3-1-2 | 1lb - Granules - (Case of 12)
In stock
$14.27 $17.92 -20%
Mad Farmer Mother Of All Bloom, 250g
In stock
$14.16 $32.12 -56%
HYCLEAN Line & Equipment Cleaner for Irrigation Systems | 500mL(16.9oz) - Non-Toxic
In stock
$14.13 $15.36 -8%
Emerald Harvest Cal-Mag | 32oz
In stock
$14.10 $23.00 -39%
Grotek Vital 5% Calcium | 1L - (Case of 6)
In stock
$14.07 $37.97 -63%
Down to Earth Fish Bone Powder 4-20-0 | 1lb - (Case of 6)
In stock
$13.99
FoxFarm Bush Doctor Cal-Mag, 1 qt
In stock
$13.98 $27.56 -49%
Growth Science Nutrients Rock Solid, 2.5 gal
In stock
$13.97 $149.99 -91%
Emerald Harvest Micro, 1 qt
In stock
$13.94 $18.00 -23%
Mad Farmer Cal+Mag, 1 qt
In stock
$13.93 $21.62 -36%
Growth Science Organics Root Magic, 1 qt
In stock
$13.88 $44.99 -69%
Grotek Rype 3-0-0 | 1L - (Case of 6)
In stock
$13.76 $37.15 -63%
Humboldt Nutrients Mayan Microzyme, 1 qt
In stock
$13.67 $105.99 -87%
FoxFarm Tiger Bloom Buds & Blooms Fertilizer 2-8-4 | 16oz - Concentrate
In stock
$13.61 $16.99 -20%
Cutting Edge Solutions Micro, 1 qt
In stock
$13.60 $16.99 -20%
FoxFarm Grow Big Fertilizer 6-4-4 | 16oz - Concentrate
In stock
$13.58 $18.99 -28%
Great White Premium Mycorrhizae, 1 oz
In stock
$13.54 $15.99 -15%
Coast of Maine Quoddy Blend Organic Lobster Compost | 1cu ft - OMRI Listed - (Case of 5)
In stock
$13.50 $23.29 -42%
Down to Earth Alfalfa Meal 2.5-0.5-2.5 | 4lb - OMRI Listed
In stock
$13.49
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