Collection: Fertilizers
Discover the perfect fertilizer to nourish your plants and achieve optimal growth and yields with our diverse range of top-quality products. From trusted brands to specialized formulations, we offer a variety of fertilizers to suit every gardening need. Whether you're looking for granular, liquid, organic, or specialty blends, we have you covered. Enhance soil fertility, promote healthy foliage, and boost flowering and fruiting with our selection of fertilizers designed to support robust plant growth. Shop now and cultivate thriving gardens, lush landscapes, and bountiful harvests with ease!

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Grow More® All Purpose 20-20-20 Water Soluble Fertilizer (25 lbs.)
Vendor:Grow MoreRegular price $64.99 USDRegular priceUnit price / per$82.99 USDSale price $64.99 USDSale -
Yara® YaraVera™ 46-0-0 Granular Urea (50 lbs.)
Vendor:YaraRegular price $39.99 USDRegular priceUnit price / per$59.99 USDSale price $39.99 USDSale -
General Hydroponics® FloraSeries® Advanced Nutrient System, FloraMicro® 5-0-1 (1 Quart)
Vendor:General HydroponicsRegular price $13.99 USDRegular priceUnit price / per$18.99 USDSale price $13.99 USDSale -
Liquinox® Start Vitamin B-1 Transplant Solution (32 oz.)
Vendor:LiquinoxRegular price $5.99 USDRegular priceUnit price / per$14.99 USDSale price $5.99 USDSale -
General Hydroponics®, MaxiBloom™, 5-15-14, Maxi Series™, Plant Food For Flowers (2.2 LBS.)
Vendor:General HydroponicsRegular price $18.99 USDRegular priceUnit price / per$21.99 USDSale price $18.99 USDSale -
Romeo® Brand Soluble Fertilizers, 0-50-30 (50 lbs.)
Vendor:RomeoRegular price $149.99 USDRegular priceUnit price / per$199.99 USDSale price $149.99 USDSale -
Humboldt Nutrients® Verde, 16-1-2, Liquid Fertilizer (1 Quart)
Vendor:Humboldt NutrientsRegular price $24.99 USDRegular priceUnit price / per$25.31 USDSale price $24.99 USDSale -
Advanced Nutrients®, Big Bud®, Liquid Fertilizer, Bloom Booster (4 Liters)
Vendor:Advanced NutrientsRegular price $129.99 USDRegular priceUnit price / per$179.99 USDSale price $129.99 USDSale -
Grow More® Mendocino, Avalanche, Flower Hardener (1 Quart)
Vendor:Grow MoreRegular price $24.99 USDRegular priceUnit price / per$29.99 USDSale price $24.99 USDSale -
HDI Clonex® Rooting Gel Packet (15 ml)
Vendor:Hydrodynamics InternationalRegular price $5.99 USDRegular priceUnit price / per$6.99 USDSale price $5.99 USDSale -
Advanced Nutrients®, Bud Ignitor®, For Bigger Buds (1 Liter)
Vendor:Advanced NutrientsRegular price $79.99 USDRegular priceUnit price / per$89.99 USDSale price $79.99 USDSold out -
General Hydroponics®, FloraGro®, 2-1-6, FloraSeries® Advanced Nutrient System (1 Quart)
Vendor:General HydroponicsRegular price $11.99 USDRegular priceUnit price / per$18.99 USDSale price $11.99 USDSale -
Romeo® Brand Soluble Fertilizers, Bloom 6-25-25 (50 lbs.)
Vendor:RomeoRegular price $99.99 USDRegular priceUnit price / per$109.99 USDSale price $99.99 USDSale -
Humboldt Nutrients® Verde, 16-1-2, Liquid Fertilizer (1 Gallon)
Vendor:Humboldt NutrientsRegular price $84.99 USDRegular priceUnit price / per$89.99 USDSale price $84.99 USDSale -
Botanicare® Cal-Mag Plus™ Plant Supplement (2.5 Gallons)
Vendor:BotanicareRegular price $89.99 USDRegular priceUnit price / per$99.99 USDSale price $89.99 USDSale -
Atami®, Bloombastic®, 0-14-15, All-In-One Bloom Additive (1.25 Liter)
Vendor:AtamiRegular price $174.99 USDRegular priceUnit price / per$240.99 USDSale price $174.99 USDSale -
General Hydroponics®, Liquid KoolBloom®, 0-10-10, Bulking Formula (1 Quart)
Vendor:General HydroponicsRegular price $19.99 USDRegular priceUnit price / per$19.99 USDSale price $19.99 USD -
Roots Organics® Big Worm, Worm Castings (1 cu.ft.)
Vendor:Roots OrganicsRegular price $34.99 USDRegular priceUnit price / per$61.26 USDSale price $34.99 USDSold out -
General Hydroponics®, RapidStart®, Rooting Enhancer (125 mL)
Vendor:General HydroponicsRegular price $24.99 USDRegular priceUnit price / per$38.50 USDSale price $24.99 USDSale -
Plant Success™, Great White Premium Mycorrhizae® (4 oz.)
Vendor:Plant RevolutionRegular price $34.99 USDRegular priceUnit price / per$41.95 USDSale price $34.99 USDSale -
General Hydroponics®, CALiMAGic™, 1-0-0, Calcium-Magnesium Supplement (1 Quart)
Vendor:General HydroponicsRegular price $15.99 USDRegular priceUnit price / per$24.99 USDSale price $15.99 USDSale -
Down To Earth™, All Purpose 4-6-2, Tomato & Vegetable Mix, All Natural Fertilizer, Blended (5 LBS.)
Vendor:Down To EarthRegular price $12.99 USDRegular priceUnit price / per$15.99 USDSale price $12.99 USDSale -
Xtreme Gardening® Mykos® WP, Pure Mycorrhizal Wettable Powder (12 oz.)
Vendor:Xtreme GardeningRegular price $21.99 USDRegular priceUnit price / per$29.99 USDSale price $21.99 USDSale -
Romeo® Brand Soluble Fertilizers, All Purpose 20-20-20 (50 lbs.)
Vendor:RomeoRegular price $89.99 USDRegular priceUnit price / per$124.99 USDSale price $89.99 USDSale -
HDI Clonex® Clone Solution, Clone & Seedling Nutrient, Single Packet (20 ml)
Vendor:Hydrodynamics InternationalRegular price $1.99 USDRegular priceUnit price / per$2.49 USDSale price $1.99 USDSold out -
Down To Earth™, Vegetable Garden 4-4-4, All Natural Fertilizer, Blended (5 LBS.)
Vendor:Down To EarthRegular price $12.99 USDRegular priceUnit price / per$16.99 USDSale price $12.99 USDSale -
Grow More® Mendocino All Purpose 20-20-20 Soluble Fertilizer (25 lbs.)
Vendor:Grow MoreRegular price $69.99 USDRegular priceUnit price / per$84.99 USDSale price $69.99 USDSale -
Grow More® Mendocino, Avalanche, Flower Hardener (1 Gallon)
Vendor:Grow MoreRegular price $54.99 USDRegular priceUnit price / per$59.99 USDSale price $54.99 USDSold out -
The Guano Company®, Budswel, 0.01-0.10-0.01, Soil Solution (1 Gallon)
Vendor:The Guano CompanyRegular price $43.99 USDRegular priceUnit price / per$54.99 USDSale price $43.99 USDSold out -
Advanced Nutrients®, Sensi Cal Mag Xtra®, Bud Aid (1 liter)
Vendor:Advanced NutrientsRegular price $15.99 USDRegular priceUnit price / per$19.99 USDSale price $15.99 USDSale -
Advanced Nutrients®, Bud Candy®, Bud Taste & Terpene Enhancement (4 Liter)
Vendor:Advanced NutrientsRegular price $54.99 USDRegular priceUnit price / per$99.99 USDSale price $54.99 USDSale -
Down to Earth™, Citrus Mix 6-3-3, Blended Fertilizer (5 LBS.)
Vendor:Down To EarthRegular price $15.99 USDRegular priceUnit price / per$16.99 USDSale price $15.99 USDSale -
Advanced Nutrients®, CarboLoad®, Bloom Phase Booster (1 Liter)
Vendor:Advanced NutrientsRegular price $19.99 USDRegular priceUnit price / per$24.99 USDSale price $19.99 USDSold out -
HDI Clonex® Clone Solution, Clone & Seedling Nutrient (1 Gallon)
Vendor:Hydrodynamics InternationalRegular price $59.99 USDRegular priceUnit price / per$89.99 USDSale price $59.99 USDSale -
Earth Juice®, Hi-Brix® Molasses For Plants 0-0-1 (5 Gallon)
Vendor:Earth JuiceRegular price $89.99 USDRegular priceUnit price / per$149.99 USDSale price $89.99 USDSold out -
Xtreme Gardening® Mykos®, Pure Mycorrhizal Inoculum (1 lb.)
Vendor:Xtreme GardeningRegular price $15.99 USDRegular priceUnit price / per$19.99 USDSale price $15.99 USDSale