Filter All listing types All listing types Sell Auction Service Nutrients All categories Genetics Seeds Pollen Clones Tissue Cultures Spores Equipment Complete kits Ventilation / Climate Lights Propagation Irrigation system Tents & greenhouses Nutrients Soil & Media Pots & trays Controllers & meters Harvesting & processing Testing Packaging & conditioning Mycology supplies Accessories, tools, consumables Services Breeding Compliance Design & Construction Extraction Harvesting Propagation Price Min: Max: Condition New Refurbished Used Use Nutrient kits Synthetic nutrients Organic nutrients Veganic nutrients Amino Acids / Vitamins Bloom boosters Cal Mag Additives Composts Compost teas Dolomite lime Enzymes Fish based Feminizing Flower hardeners Flushes Foliar sprays Guanos Humic & fulvic Mycorrhizae & bacteria Molds, fungicides Live insects Root stimulators pH Up, Down Seaweeds Silicas Other Update view All categories Genetics Equipment Complete kits Ventilation / Climate Lights Propagation Irrigation system Tents & greenhouses Nutrients Soil & Media Pots & trays Controllers & meters Harvesting & processing Testing Packaging & conditioning Mycology supplies Accessories, tools, consumables Services $17.32 per unit Organocide 3-In-1 Organic Insecticide -- Concentrate Quart $17.32 per unit GrowersHouse $16.75 per unit Einstein Oil Leaf Shine $16.75 per unit GrowersHouse $16.21 per unit Flying Skull Nuke Em Multi-Purpose Insecticide and Fungicide $16.21 per unit GrowersHouse $16.11 per unit Zero Tolerance Herbal Pesticide RTU $16.11 per unit GrowersHouse $15.96 per unit Exel Systemic Fungicide Concentrate $15.96 per unit GrowersHouse $15.20 per unit General Hydroponics Prevasyn Insect Repellant / Insecticide $15.20 per unit GrowersHouse $14.57 per unit Frequency Water PM Wash $14.57 per unit GrowersHouse $13.58 per unit Valent Organic Gnatrol WDG BT Pesticide $13.58 per unit GrowersHouse $12.62 per unit Dyna-Gro Pure Neem Oil Leaf Polish $12.62 per unit GrowersHouse $12.60 per unit Ecostadt Technologies - ECOWORKS EC 4-in-1 Pesticide $12.60 per unit GrowersHouse $12.54 per unit Safer Caterpillar Killer Conc. for Tree, Shrub and Veg - 16 oz $12.54 per unit GrowersHouse $12.17 per unit Mosquito Dunks -- 6 Card $12.17 per unit GrowersHouse $11.93 per unit Safer Insect Killing Soap II Concentrate - 16 oz $11.93 per unit GrowersHouse $11.65 per unit Doktor Doom Spider Mite Knock Out $11.65 per unit GrowersHouse $11.55 per unit Pro-Control Plus Total Release Insecticide $11.55 per unit GrowersHouse $11.52 per unit Monterey Neem Oil RTU $11.52 per unit GrowersHouse $10.85 per unit Green Cleaner Spidermite Miticide $10.85 per unit GrowersHouse $8.93 per unit Doktor Doom Total Release Fogger $8.93 per unit GrowersHouse $8.74 per unit Physan 20 Fungicide Virucide Algaecide $8.74 per unit GrowersHouse $8.24 per unit Safer Garden Fungicide RTU - 32 oz $8.24 per unit GrowersHouse $8.15 per unit Safer End ALL Insect Killer -- 32 oz $8.15 per unit GrowersHouse $7.56 per unit Organocide Organic Insecticide - RTU Spray Bottle - 24 oz $7.56 per unit GrowersHouse $6.10 per unit Spray-N-Grow Coco-Wet $6.10 per unit GrowersHouse $1,300 per unit Humboldt's Secret - Golden Tree - Organic Complete Nutrient Additive $1,300 per unit GrowersHouse $1,195.23 per unit Hygrozyme Concentrate - 20L $1,195.23 per unit GrowersHouse $159.86 per unit Aptus Ambassador Pack $159.86 per unit GrowersHouse $157.68 per unit Supernatural Ultimate Thrive 5-0-2 $157.68 per unit GrowersHouse $155.31 per unit Bigger Yields Hobbyist Bundle 1L - Advanced Nutrients $155.31 per unit GrowersHouse $153.84 per unit Mills Nutrients Vitalize Silica $153.84 per unit GrowersHouse $144 per unit Aptus FaSilitor - Nutrition Manager & Plant Strengthener $144 per unit GrowersHouse ← Previous 1 2 3 4 5 … 23 Next →