0Cart

Nutrients & Supplements

Sort by:
Price: High to Low
Show:
128
Xtreme Mykos Pure Mycorrhizal Inoculum, Granular, 1 lb
In stock
$18.11 $24.99 -28%
FoxFarm Marine Cuisine Dry Fertilizer, 4 lbs
In stock
$18.10 $25.03 -28%
FoxFarm Cha-Ching Soluble Fertilizer 9-50-10 | 6oz Jar
In stock
$18.08 $23.49 -23%
Xtreme Gardening Azos Root Booster | 2oz
In stock
$18.08 $22.90 -21%
Xtreme Gardening Mykos | 1lb
In stock
$18.08 $22.90 -21%
Save 14%
Coop Poop All-Purpose Garden Food by Healthy Grow | 25lb - OMRI Listed
In stock
$18.04 $20.99 -14%
Save 14%
Green Gro Ultrafine Mycorrhizae All-in-One, 4 oz
In stock
$18.00 $20.99 -14%
Down To Earth Palm Tree Mix 6-2-8 | 5lb
In stock
$17.99
Down To Earth Cactus Mix 2-4-8 | 5lb
In stock
$17.99
Optic Foliar OVERGROW, 1 L RTU
In stock
$17.98 $24.99 -28%
CYCO Platinum Series Dr. Repair 3-0-0 - 1L
In stock
$17.90 $27.36 -35%
FoxFarm Open Sesame Soluble Fertilizer 5-45-19 | 6oz Jar
In stock
$17.88 $24.99 -28%
MICROBE Life Hydroponics Vitamins & Amino Acids | 32oz
In stock
$17.84 $33.99 -48%
Xtreme Azos Beneficial Bacteria, 2 oz
In stock
$17.84 $24.99 -29%
Save 11%
Snow Storm Ultra, 8 oz, OREGON ONLY
In stock
$17.78 $19.99 -11%
Royal Gold Imperial Boost 0-15-11 | 5lb
In stock
$17.76 $24.99 -29%
Suståne 4-6-4 Flower & Vegetable Plant Food | 20lb - OMRI Listed
In stock
$17.73 $25.76 -31%
Mother Earth LiquiCraft Grow 4-3-3 - 32oz
Out of stock
$17.72 $27.53 -36%
Mother Earth LiquiCraft Bloom 2-4-4 - 32oz
Out of stock
$17.72 $27.53 -36%
Demeter's Destiny, 1 qt
In stock
$17.69 $22.99 -23%
Hades Down, 1 qt
In stock
$17.69 $22.99 -23%
Zeus Juice, 1 qt
In stock
$17.69 $22.99 -23%
Roots Organics HP2 0-4-0, 1 qt
In stock
$17.69 $22.67 -22%
Neptune's Harvest Fish & Seaweed Fertilizer 2-3-1 | 36oz - Concentrate - OMRI Listed
In stock
$17.65 $23.29 -24%
Down to Earth Soluble Root Zone | 4oz - OMRI Listed
Out of stock
$17.63 $25.99 -32%
Save 16%
Roots Organics Surge | 32oz
In stock
$17.55 $20.99 -16%
FoxFarm Beastie Bloomz Fertilizer 0-50-30 | 6oz
In stock
$17.54 $23.79 -26%
Royal Gold Crown Jewels Bloom 1-4-2 | 5lb
In stock
$17.54 $24.99 -30%
Royal Gold Crown Jewels Grow 3-2-2 | 5lb
In stock
$17.54 $24.99 -30%
FoxFarm Cha Ching, 6 oz
In stock
$17.54 $23.88 -27%
Remo Micro, 1 L
In stock
$17.52 $22.99 -24%
Remo Magnifical, 1 L
In stock
$17.52 $22.99 -24%
SUPERthrive Bloom Plant Nutrients 3-12-6 | 32oz
Out of stock
$17.50 $28.55 -39%
SUPERthrive Foliage-Pro Liquid Plant Food 9-3-6 | 32oz
In stock
$17.50 $28.55 -39%
SUPERthrive Grow Liquid Plant Food 7-9-5 | 32oz
In stock
$17.50 $28.55 -39%
Maxicrop Soluble Seaweed Powder 0-0-17 | 10.7oz - OMRI Listed
In stock
$17.46 $24.99 -30%
Nectar for The Gods Aphrodite's Extraction Carbon 0-1-0 | 32oz
In stock
$17.46 $23.99 -27%
Nectar for The Gods Poseidonzime Foliar Spray 0-0-0.5 | 32oz
In stock
$17.46 $23.99 -27%
Xtreme Gardening Calcar Foliar Booster | 3oz
Out of stock
$17.46 $22.11 -21%
FoxFarm Big Bloom Fertilizer 0-0.5-0.7 | 32oz - Concentrate - OMRI Listed
In stock
$17.41 $23.39 -26%
Save 8%
Gaia Green Mineralized Phosphate, 2 kg
In stock
$17.39 $18.99 -8%
Save 8%
Gaia Green Mineralized Phosphate, 2 kg Pouch
In stock
$17.39 $18.99 -8%
HDI Europonic FossilFuel Liquid Humic Acids | 32oz
In stock
$17.29 $21.99 -21%
True Organic Tomato & Vegetable Food 4-5-6 | 12lb - Resealable Bag - Covers up to 210sq ft - Use Monthly - OMRI Listed
In stock
$17.26 $23.99 -28%
FoxFarm Marine Cuisine Slow-Release Fertilizer 10-7-7 | 4lb - Bag
In stock
$17.25 $23.79 -27%
Rhizoflora Terpinator 0-0-4 - 32oz
In stock
$17.22 $22.27 -23%
SUPERthrive Mag-Pro Nutritional Supplement 2-15-4 | 32oz
In stock
$17.16 $27.54 -38%
SUPERthrive Root-Gel Rooting Gel | 4oz
Out of stock
$17.16 $27.99 -39%
FoxFarm Beastie Bloomz, 6 oz
In stock
$17.16 $23.88 -28%
Down to Earth Seabird Guano 0-11-0 | 5lb - OMRI Listed
In stock
$17.13 $29.79 -42%
FoxFarm Open Sesame, 6 oz
In stock
$17.12 $23.87 -28%
HDI Ionic Bloom Plant Nutrient 3-2-6 | 32oz
In stock
$16.98 $21.99 -23%
HDI Ionic PK BOOST Plant Nutrient 0-5-6 | 32oz
In stock
$16.98 $21.99 -23%
HDI Ionic Grow Plant Nutrient 3-1-5 | 32oz
In stock
$16.98 $21.99 -23%
HDI Ionic Grow for Soil Plant Nutrient 3-1-4 | 32oz
In stock
$16.98 $21.99 -23%
Save 18%
Grotek Micro Power 0-0-2 | 500mL
In stock
$16.91 $20.62 -18%
Grotek Solo-Tek Bloom 3-8-8 | 1L
In stock
$16.84 $28.29 -40%
SUPERthrive Pro-TeKt Nutritional Supplement 0-0-3 | 32oz - The Silicon Solution
In stock
$16.78 $27.49 -39%
Remo Bloom, 1 L
In stock
$16.77 $20.99 -20%
Remo Grow, 1 L
In stock
$16.77 $20.99 -20%
Plant Success Organics Soluble 0.5-0.1-7 | 4oz
In stock
$16.68 $22.15 -25%
Rock Fusion Bloom Base Nutrient, 1 L
In stock
$16.67 $39.99 -58%
Big Foot Mycorrhizae Concentrate | 8oz - Concentrate
In stock
$16.65 $23.29 -29%
FoxFarm Cha Ching, 1 lb
In stock
$16.63 $57.61 -71%
Technaflora B.C. Bloom, 1 L
In stock
$16.60 $23.99 -31%
Technaflora B.C. Grow, 1 L
In stock
$16.60 $23.99 -31%
General Hydroponics Diamond Nectar 0-1-1 - 32oz
In stock
$16.59 $25.82 -36%
Save 13%
FoxFarm Bush Doctor Microbe Brew, 1 pt
In stock
$16.58 $18.99 -13%
Down to Earth Neem Seed Meal 6-1-2 | 5lb - OMRI Listed
In stock
$16.51 $25.49 -35%
Down to Earth Starter Mix 3-3-3 | 5lb - OMRI Listed
Out of stock
$16.49
Dr. Earth Premium Organic Bat Guano 10-3-1 | 1.5lb - Poly Bag
In stock
$16.48 $21.29 -23%
Save 18%
Roots Organics Ancient Amber | 32oz
In stock
$16.46 $19.99 -18%
Save 18%
Roots Organics Buddha Bloom | 32oz
In stock
$16.46 $19.99 -18%
Save 18%
Roots Organics Buddha Grow | 32oz
In stock
$16.46 $19.99 -18%
Save 18%
Roots Organics HPK | 32oz
In stock
$16.46 $19.99 -18%
Nectar for the Gods One Shot Granules, 4 lb
In stock
$16.37 $20.99 -22%
FoxFarm Open Sesame, 1 lb
In stock
$16.35 $57.10 -71%
General Hydroponics CALiMAGic 1-0-0 - 32oz
In stock
$16.17 $25.14 -36%
House & Garden Top Booster, 500 ml
In stock
$16.13 $23.09 -30%
Elite Root Igniter E, 8 oz - A Hydrofarm Exclusive!
In stock
$16.08 $32.99 -51%
Save 5%
Cutting Edge Solutions Micro, 1 qt
In stock
$16.07 $16.99 -5%
MICROBE Life Hydroponics Photosynthesis Plus | 16oz
In stock
$16.03 $30.99 -48%
Roots Organics Terp Tea Bloom, 3 lb
In stock
$16.00 $20.51 -22%
Roots Organics Terp Tea Grow, 3 lb
In stock
$16.00 $20.51 -22%
Grotek Monster Bloom 0-50-30 | 130g
In stock
$15.99
Emerald Harvest pH Up | 32oz
In stock
$15.92 $25.50 -38%
Emerald Harvest pH Down | 32oz
In stock
$15.92 $25.50 -38%
Key Grow Solutions Green Dragon 0-0-18 | 32oz
In stock
$15.91 $39.99 -60%
Key Grow Solutions Silver Rabbit 7-20-4 | 32oz
In stock
$15.91 $39.99 -60%
Plant Success Organics Granular, 1 lb
In stock
$15.91 $19.95 -20%
Nectar for The Gods Demeter's Destiny Liquid Calcium 0-0.5-0 | 32oz
In stock
$15.87 $21.99 -28%
Nectar for The Gods Hades Down 0-1-0 | 32oz
In stock
$15.87 $21.99 -28%
Nectar for The Gods Zeus Juice Growth Enhancer | 32oz
In stock
$15.87 $21.99 -28%
Nectar for The Gods One Shot 3-10-0 | 4lb
In stock
$15.85 $24.99 -37%
Grotek Bud Fuel Pro 1-3-4 | 500mL
In stock
$15.82 $22.29 -29%
Grotek Blossom Blaster Pro Liquid, 1 L
In stock
$15.81 $29.18 -46%
MICROBE Life Hydroponics Nourish-L Liquid Fertilizer | 16oz
In stock
$15.80 $29.99 -47%
DaKine 420 Foliar Science | 1,000g
In stock
$15.77 $54.99 -71%
Neptune's Harvest Seaweed Plant Food 0-0-1 | 32oz - Concentrate - Makes 32gal - OMRI Listed
In stock
$15.77 $20.99 -25%
Mad Farmer Mother Of All Bloom, 250g
In stock
$15.72 $32.12 -51%
FoxFarm Bush Doctor Microbe Brew Microbial Inoculant 1-0.3-0.2 | 16oz - Concentrate
In stock
$15.70 $20.29 -23%
General Organics CaMg+ Calcium Magnesium Supplement - 32oz
In stock
$15.65 $24.49 -36%
Save 9%
Age Old Grow, 32 oz
In stock
$15.53 $16.99 -9%
Save 9%
Age Old Bloom, 32 oz
In stock
$15.53 $16.99 -9%
Miracle-Gro Performance Organics Edibles | 2.5lb Jug - OMRI Listed
In stock
$15.50 $23.19 -33%
Botanicare Cal-Mag Plus 2-0-0 | 32oz
In stock
$15.48 $24.13 -36%
Mad Farmer Cal+Mag, 1 qt
In stock
$15.46 $21.62 -28%
Soul Sensei Micro, 1 qt
In stock
$15.43 $19.79 -22%
Down to Earth Solution Grade Calcium 96 | 5lb - OMRI Listed
In stock
$15.29
Roots Organics HPK 0-4-3, 2.5 gal
In stock
$15.25 $145.94 -90%
General Organics BioThrive Bloom 2-4-4 | 32oz
In stock
$15.22 $23.63 -36%
Olivia's Cloning Gel | 4oz
Out of stock
$15.21 $22.95 -34%
Gaia Mania, 1 qt
In stock
$15.16 $19.49 -22%
Roots Organics Uprising Bloom, 3 lbs
In stock
$15.16 $19.43 -22%
Roots Organics Uprising Foundation, 3 lbs
In stock
$15.16 $19.43 -22%
Roots Organics Uprising Grow, 3 lbs
In stock
$15.16 $19.43 -22%
Down to Earth Solution Grade Langbeinite 0-0-22 | 5lb - OMRI Listed
Out of stock
$15.12 $24.49 -38%
Down to Earth Solution Grade Potassium Sulfate 0-0-50 | 5lb - OMRI Listed
Out of stock
$15.12 $24.49 -38%
Technaflora MagiCal, 1 L
In stock
$15.05 $20.99 -28%
FoxFarm Bush Doctor Kangaroots Root Drench Inoculant 0.8-0.1-0.03 | 16oz - Concentrate
In stock
$15.03 $18.99 -21%
Plant Success Organics Granular 3-1-2 | 1lb - Granules
In stock
$15.00 $19.95 -25%
Grotek Blossom Blaster 1-4-0 | 15/box - 20g
In stock
$14.99
Emerald Harvest Cal-Mag | 32oz
In stock
$14.95 $23.00 -35%
Neptune's Harvest Fish Fertilizer 2-4-1 | 36oz - Concentrate - OMRI Listed
In stock
$14.94 $22.39 -33%
Save 17%
Roots Organics HP2 | 32oz
In stock
$14.85 $17.99 -17%
Botanicare Silica Blast 0-0-0.5 - 32oz
In stock
$14.79 $23.13 -36%
Save 13%
Cutting Edge Solutions Bloom, 1 qt
In stock
$14.72 $16.99 -13%
FoxFarm Bush Doctor Sledgehammer | 16oz -OMRI Listed
In stock
$14.68 $18.89 -22%
Show another 128 products
Product filters
Free Shipping
In Stock
Nutrient Material
Price
$
–
$
  • $0
  • $37462
Shop Owner
Brand
    Show all (94)