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Nutrients & Supplements

Soil Amendments
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128
MICROBE Life Hydroponics Vegetable & Fruit Yield Enhancer | 32oz - (Case of 12)
In stock
$22.92 $43.99 -48%
Optic Foliar Switch, 1 L
In stock
$22.85 $32.99 -31%
Neptune's Harvest Kelp Meal Multi-Purpose Plant Food 1-0-2 | 4lb - OMRI Listed - (Case of 6)
In stock
$22.76 $29.99 -24%
Emerald Harvest Bloom, 1 gal
In stock
$22.58 $35.00 -35%
HYGROZYME Horticultural Horticulture Enzyme Formula | 500mL (16.9oz)
In stock
$22.46 $24.43 -8%
Roots Organics Trinity | 32oz
In stock
$22.34 $25.99 -14%
Grotek Vitamax Pro, 1 L
In stock
$22.23 $31.02 -28%
Grow More Mendocino Honey, 1 gal
In stock
$22.15 $33.99 -35%
MICROBE Life Hydroponics Photosynthesis Plus | 32oz - (Case of 12)
In stock
$22.14 $42.99 -48%
Humboldt Nutrients Master-B, 2.5 gal
In stock
$22.06 $170.99 -87%
Roots Organics Trinity, 1 qt
In stock
$21.98 $34.00 -35%
Roots Organics Trinity, 1 qt
In stock
$21.98 $34.00 -35%
MICROBE Life Hydroponics Foliar Spray & Root Dip | 32oz - (Case of 12)
Out of stock
$21.97 $41.99 -48%
Gaia Green Power Bloom, 2 kg Pouch
In stock
$21.96 $28.59 -23%
Rainbow Mix "PRO" Grow 8-6-3, 40 lbs
In stock
$21.89 $175.49 -88%
FOOP Garden Organic Plant Fertilizer | 32oz - Concentrate - OMRI Listed - (Case of 12)
Out of stock
$21.87 $24.99 -12%
Grotek Root Force 1-0-0 | 1L - (Case of 6)
In stock
$21.78 $42.59 -49%
Dyna-Gro Bloom, 1 qt
In stock
$21.68 $26.49 -18%
Roots Organics Seabird Guano Powder, 9 lbs
In stock
$21.59 $33.47 -35%
Xtreme Gardening Mykos WP | 12oz - Wettable Powder - (Case of 12)
In stock
$21.56 $27.07 -20%
Dyna-Gro Grow, 1 qt
In stock
$21.48 $25.48 -16%
Emerald Harvest Grow | 1gal - (Case of 4)
In stock
$21.45 $35.00 -39%
Emerald Harvest Bloom | 1gal - (Case of 4)
In stock
$21.45 $35.00 -39%
FoxFarm Bush Doctor 1-0-0 Cal-Mag Supplement | 32oz - 3% Calcium - 0.9% Magnesium - OMRI Listed - (Case of 12)
In stock
$21.34 $26.99 -21%
General Hydroponics FloraKleen - 1gal
In stock
$21.22 $30.99 -32%
Botanicare Pure Blend Pro Bloom Formula 2-3-5 - 32oz
In stock
$21.22 $30.99 -32%
Xtreme Gardening Mykos Root Paks | 50ct - (Case of 6)
In stock
$21.16 $26.58 -20%
BioAG Ful-Humix | 300g - (Case of 12)
In stock
$21.12 $28.71 -26%
BioAG TM-7 | 300g - (Case of 12)
In stock
$21.12 $28.71 -26%
Key Grow Solutions Green Dragon 0-0-18 | 1gal - (Case of 4)
In stock
$21.07 $119.99 -82%
Key Grow Solutions Silver Rabbit 7-20-4 | 1gal - (Case of 4)
In stock
$21.07 $119.99 -82%
Cutting Edge Solutions Bulletproof Si, 1 qt
In stock
$20.96 $25.99 -19%
Botanicare Pure Blend Pro Soil 1-4-5 - 32oz
In stock
$20.81 $30.37 -31%
Botanicare Pure Blend Pro Grow Formula 3-2-4 - 32oz
In stock
$20.81 $30.37 -31%
FoxFarm Happy Frog Soil Conditioner | 3cu ft - West Only | (35/PL)
In stock
$20.79 $23.99 -13%
Vegamatrix Prime Zyme, 5 gal
In stock
$20.76 $568.99 -96%
General Hydroponics Liquid KoolBloom 0-10-10 - 32oz
In stock
$20.69 $30.18 -31%
FoxFarm Beastie Bloomz, 1 lb
In stock
$20.59 $59.35 -65%
Biobizz CAL-MAG 1L
In stock
$20.47 $28.86 -29%
Technaflora B.C. Boost, 1 L
In stock
$20.39 $28.21 -28%
Remo VeloKelp, 1 L
Out of stock
$20.32 $49.99 -59%
Roots Organics Elemental, 3 lbs
In stock
$20.32 $28.61 -29%
HEAVY 16 Finish, 32 oz
In stock
$20.30 $31.49 -36%
General Hydroponics ARMOR SI 0-0-4 - 32oz - CA Restriction
In stock
$20.27 $29.80 -32%
General Hydroponics ARMOR SI 0-0-4 | 32oz
In stock
$20.27 $29.80 -32%
Gaia Green Greensand, 1.25 kg Pouch
In stock
$20.19 $26.49 -24%
FoxFarm Bush Doctor Manganese Micro-Nutrient 1-0-0 | 16oz - OMRI Listed - (Case of 12)
In stock
$20.15 $28.49 -29%
FoxFarm Bush Doctor Liquid Iron Micro-Nutrient 1-0-0 | 16oz - OMRI Listed - (Case of 12)
In stock
$20.15 $28.49 -29%
Coast of Maine Kelp Meal Organic Plant Food 1-0-1, 4 lbs
Out of stock
$20.12 $22.99 -12%
Coast of Maine Lobster Meal Organic Plant Food 6-2-0, 4 lbs
In stock
$20.07 $20.99 -4%
SUPERthrive Bloom Plant Nutrients 3-12-6 | 32oz - (Case of 12)
In stock
$20.05 $29.11 -31%
SUPERthrive Foliage-Pro Liquid Plant Food 9-3-6 | 32oz - (Case of 12)
In stock
$20.05 $29.11 -31%
SUPERthrive Grow Liquid Plant Food 7-9-5 | 32oz - (Case of 12)
In stock
$20.05 $29.11 -31%
Aptus MINERAL-CALMAG, 1 L
In stock
$20.03 $29.00 -31%
FoxFarm Cultivation Nation pH Up Nutrient Solution Adjuster | 32oz - Raises the pH in Nutrient Solution
In stock
$20.02 $24.99 -20%
FoxFarm Cultivation Nation pH Down Nutrient Solution Adjuster | 32oz - Lowers the pH in Nutrient Solution
In stock
$20.02 $24.99 -20%
FOOP 2-in-1 Clone Gel | 4oz - Rooting Gel + Cloning Gel in One - (Case of 12)
Out of stock
$19.99
Coast of Maine Stonington Blend Organic Plant Food, 4 lb
Out of stock
$19.94 $26.99 -26%
Roots Organics Elemental | 3lb - (Case of 3)
Out of stock
$19.83 $23.99 -17%
FoxFarm Cultivation Nation Micro Fertilizer 5-0-1 | 32oz - Step 2 for 3-Part Feeding Programs
In stock
$19.79 $24.99 -21%
FoxFarm Cha-Ching Soluble Fertilizer 9-50-10 | 6oz Jar
Out of stock
$19.76 $23.99 -18%
Dyna-Gro Foliage-Pro, 1 qt
In stock
$19.70 $26.49 -26%
SUPERthrive Mag-Pro Nutritional Supplement 2-15-4 | 32oz - (Case of 12)
In stock
$19.66 $28.09 -30%
HDI Clonex Clone Solution | 32oz
In stock
$19.62 $26.68 -26%
Wiggle Worm Soil Builder Pure Worm Castings Organic Fertilizer | 30lb - OMRI Listed
In stock
$19.60 $32.59 -40%
FoxFarm Open Sesame Soluble Fertilizer 5-45-19 | 6oz Jar
Out of stock
$19.54 $24.99 -22%
Rock Fusion Grow Base Nutrient, 1 L
In stock
$19.52 $39.99 -51%
HDI Clonex Mist Root Promoter | 300mL - (Case of 6)
Out of stock
$19.36 $26.32 -26%
General Hydroponics FloraNectar FruitnFusion 0-0-1 - 32oz
In stock
$19.31 $28.33 -32%
SUPERthrive Root-Gel Rooting Gel | 4oz - (Case of 12)
In stock
$19.29 $27.99 -31%
SUPERthrive Pro-TeKt Nutritional Supplement 0-0-3 | 32oz - The Silicon Solution - (Case of 12)
In stock
$19.25 $28.05 -31%
Soul Sensei Bloom, 5 gal
Out of stock
$19.23 $149.06 -87%
Soul Sensei Grow, 5 gal
In stock
$19.23 $149.06 -87%
FoxFarm Beastie Bloomz Fertilizer 0-50-30 | 6oz - (Case of 12)
Out of stock
$19.16 $23.99 -20%
FoxFarm Big Bloom Fertilizer 0-0.5-0.7 | 32oz - Concentrate - OMRI Listed - (Case of 12)
In stock
$19.01 $23.99 -21%
CYCO Platinum Series Dr. Repair 3-0-0 - 1L
In stock
$19.00 $27.36 -31%
Nutri-Cycle Primer
In stock
$19.00 $29.00 -34%
Nutri-Cycle Booster
In stock
$19.00 $29.00 -34%
Nutri-Cycle Bloomer
In stock
$19.00 $29.00 -34%
Nutri-Cycle Promoter
In stock
$19.00 $29.00 -34%
Roots Organics CalMag | 32oz - (Case of 12)
Out of stock
$18.98 $21.99 -14%
Nectar for The Gods Aphrodite's Extraction Carbon 0-1-0 | 32oz
In stock
$18.95 $23.99 -21%
Nectar for The Gods Poseidonzime Foliar Spray 0-0-0.5 | 32oz
In stock
$18.95 $23.99 -21%
Xtreme Mykos Pure Mycorrhizal Inoculum, Granular, 1 lb
In stock
$18.87 $25.99 -27%
FoxFarm Marine Cuisine Slow-Release Fertilizer 10-7-7 | 4lb - Bag - (Case of 8)
In stock
$18.86 $23.99 -21%
Roots Organics Surge, 1 qt
In stock
$18.86 $26.06 -28%
Humboldt Nutrients Verde, 1 qt
In stock
$18.85 $28.99 -35%
Dyna-Gro Pro-TeKt, 1 qt
In stock
$18.83 $25.50 -26%
FOOP Mist Organic Foliar Spray | 32oz - Ready-to-Use - OMRI Listed - (Case of 12)
Out of stock
$18.74 $24.99 -25%
Cutting Edge Solutions Sugaree, 1 qt
In stock
$18.72 $24.99 -25%
Roots Organics CalMag, 1 qt
In stock
$18.65 $28.90 -35%
Xtreme Azos Beneficial Bacteria, 2 oz
In stock
$18.59 $25.99 -28%
Coast of Maine Fish Bone Meal Organic Plant Food 5-13-0, 3 lbs
Out of stock
$18.52 $20.99 -12%
Plant Success Organics Soluble 0.5-0.1-7 | 4oz
In stock
$18.51 $23.25 -20%
Gaia Green All Purpose, 2 kg Pouch
In stock
$18.43 $25.29 -27%
Aptus Massboost, 250 ml
In stock
$18.37 $52.72 -65%
Down to Earth Seabird Guano 0-11-0 | 5lb - OMRI Listed - (Case of 6)
In stock
$18.36 $29.99 -39%
FoxFarm Cultivation Nation pH DOWN, 1 pint, case of 12
In stock
$18.34 $144.40 -87%
HDI Clonex Rooting Gel | 100mL- Wide Mouth Bottle
In stock
$18.32 $24.90 -26%
Biobizz Bio-Bloom | 1 L
In stock
$18.31 $25.80 -29%
BioBizz Bio-Bloom 1L CA & OR only
In stock
$18.31 $25.80 -29%
Rhizoflora Terpinator 0-0-4 - 32oz
Out of stock
$18.29 $22.27 -18%
BioAg Ful-Power | 1 qt
In stock
$18.27 $25.99 -30%
BioAg Ful-Power | 1 qt (ID,IL,IA,KS,MN,NE,OH,OK,OR)
Out of stock
$18.27 $25.99 -30%
MICROBE Life Hydroponics Vitamins & Amino Acids | 32oz - (Case of 12)
In stock
$18.19 $34.99 -48%
Coop Poop All-Purpose Garden Food by Healthy Grow | 25lb - OMRI Listed
Out of stock
$18.16 $23.49 -23%
Royal Gold Imperial Boost 0-15-11 | 5lb - (Case of 8)
Out of stock
$18.03 $25.31 -29%
Down To Earth Palm Tree Mix 6-2-8 | 5lb - (Case of 6)
In stock
$17.99
Down To Earth Cactus Mix 2-4-8 | 5lb - (Case of 6)
In stock
$17.99
BioAG Ful-Power Purified Fulvic Acid | 32oz - OMRI Listed - (Case of 12)
In stock
$17.96 $24.42 -26%
DaKine 420 Atomic Root Powder | 500g - (Case of 4)
In stock
$17.78 $74.99 -76%
Grotek Root Force 1-0-0 | 500mL - (Case of 6)
In stock
$17.71 $31.39 -44%
Royal Gold Crown Jewels Bloom 1-4-2 | 5lb - (Case of 8)
Out of stock
$17.69 $24.84 -29%
Royal Gold Crown Jewels Grow 3-2-2 | 5lb - (Case of 8)
Out of stock
$17.69 $24.84 -29%
General Hydroponics Diamond Nectar 0-1-1 - 32oz
In stock
$17.61 $25.82 -32%
Neptune's Harvest Fish & Seaweed Fertilizer 2-3-1 | 36oz - Concentrate - OMRI Listed - (Case of 12)
In stock
$17.61 $23.49 -25%
Roots Organics Surge | 32oz
In stock
$17.60 $20.99 -16%
Sustane 4-6-4 Flower & Vegetable Plant Food | 20lb - OMRI Listed
Out of stock
$17.60 $25.76 -32%
BioBizz Fish-Mix 1L
Out of stock
$17.60 $27.28 -35%
BioBizz Fish-Mix 1L CA & OR only
Out of stock
$17.60 $27.28 -35%
Mother Earth LiquiCraft Grow 4-3-3 - 32oz
In stock
$17.58 $27.53 -36%
Mother Earth LiquiCraft Bloom 2-4-4 - 32oz
In stock
$17.58 $27.53 -36%
Maxicrop Soluble Seaweed Powder 0-0-17 | 10.7oz - OMRI Listed - (Case of 12)
In stock
$17.43 $24.99 -30%
FoxFarm Bush Doctor Kangaroots, 1 qt
In stock
$17.43 $36.12 -52%
Cutting Edge Solutions Cal-Mag Amplified, 1 qt
In stock
$17.34 $23.99 -28%
FoxFarm Grow Big Hydro Liquid Concentate, 1 qt
Out of stock
$17.23 $36.10 -52%
Nectar for The Gods Demeter's Destiny Liquid Calcium 0-0.5-0 | 32oz
In stock
$17.22 $21.99 -22%
Nectar for The Gods Hades Down 0-1-0 | 32oz
In stock
$17.22 $21.99 -22%
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