Mainstem Products
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Gorilla Grow Tent 5' x 9' | Best Indoor Grow Tent for Hydroponics
Vendor:Gorilla Grow TentRegular price $659.95 USDRegular priceUnit price per$659.95 USDSale price $659.95 USD -
Common Culture Yellow Sticky Glue Traps - 10cm x 25cm - 10 Pack (Euro. Standard)
Vendor:Common CultureRegular price $6.51 USDRegular priceUnit price per -
AutoPot - 2Pot System
Vendor:AutoPot USARegular price $136.79 USDRegular priceUnit price per$136.79 USDSale price $136.79 USD -
BioSafe Systems ZeroTol 2.0 Algaecide - Bactericide - Fungicide
Vendor:Biosafe SystemsRegular price From $100.59 USDRegular priceUnit price perBioSafe Systems ZeroTol 2.0 Algaecide - Bactericide - Fungicide
Regular price From $100.59 USDRegular priceUnit price perBioSafe Systems ZeroTol 2.0 Algaecide - Bactericide - Fungicide
Regular price From $100.59 USDRegular priceUnit price per -
TrolMaster Aqua-X Controller with Water Detector set, Free SmartPhone App (NFS-1)
Vendor:TrolMasterRegular price $331.17 USDRegular priceUnit price per$331.17 USDSale price $331.17 USD -
TrolMaster ECS-2 RJ12 to 3.5 Jack Extension Cable Set
Vendor:TrolMasterRegular price $20.95 USDRegular priceUnit price per$20.95 USDSale price $20.95 USD -
Advanced Nutrients - Micro - pH Perfect 3 Part
Vendor:Advanced NutrientsRegular price From $12.11 USDRegular priceUnit price per$13.99 USDSale price From $12.11 USDAdvanced Nutrients - Micro - pH Perfect 3 Part
Regular price From $12.11 USDRegular priceUnit price per$13.99 USDSale price From $12.11 USDAdvanced Nutrients - Micro - pH Perfect 3 Part
Regular price From $12.11 USDRegular priceUnit price per$13.99 USDSale price From $12.11 USDSale -
TrolMaster AC Remote Station for Hydro-X (ARS-1)
Vendor:TrolMasterRegular price $104.74 USDRegular priceUnit price per$104.74 USDSale price $104.74 USD -
General Hydroponics - Liquid KoolBloom - 0-10-10
Vendor:General HydroponicsRegular price From $20.37 USDRegular priceUnit price per$11,638.95 USDSale price From $20.37 USDGeneral Hydroponics - Liquid KoolBloom - 0-10-10
Regular price From $20.37 USDRegular priceUnit price per$11,638.95 USDSale price From $20.37 USDGeneral Hydroponics - Liquid KoolBloom - 0-10-10
Regular price From $20.37 USDRegular priceUnit price per$11,638.95 USDSale price From $20.37 USDSale -
Common Culture Plastic Trellis Netting Bulk Roll 6.5 ft x 4,920 ft w/ 6 in Squares + Trojan 2 Inch Straight Scissors
Vendor:Common CultureRegular price $498.21 USDRegular priceUnit price per -
Botanicare OD Black Tray - 4' x 4'
Vendor:BotanicareRegular price $100.27 USDRegular priceUnit price per -
Advanced Nutrients - pH Up
Vendor:Advanced NutrientsRegular price From $17.59 USDRegular priceUnit price per$18.59 USDSale price From $17.59 USDAdvanced Nutrients - pH Up
Regular price From $17.59 USDRegular priceUnit price per$18.59 USDSale price From $17.59 USDAdvanced Nutrients - pH Up
Regular price From $17.59 USDRegular priceUnit price per$18.59 USDSale price From $17.59 USDSale -
TrolMaster 24V Control Board, 6 inividual 24V controlled output for solenoid valve control (OA6-24)
Vendor:TrolMasterRegular price $95.26 USDRegular priceUnit price per$95.26 USDSale price $95.26 USD -
ProFarm Marrone Bio Innovations Venerate CG Bioinsecticide - OMRI Listed
Vendor:Marrone Bio InnovationsRegular price From $52.49 USDRegular priceUnit price perProFarm Marrone Bio Innovations Venerate CG Bioinsecticide - OMRI Listed
Regular price From $52.49 USDRegular priceUnit price perProFarm Marrone Bio Innovations Venerate CG Bioinsecticide - OMRI Listed
Regular price From $52.49 USDRegular priceUnit price per -
Boveda 62% 2-Way Humidity Control Packs 320g
Vendor:BovedaRegular price $20.87 USDRegular priceUnit price per -
HydroLogic Small Boy/Stealth 10 inch Green Carbon Replacement Filters
Vendor:HydroLogicRegular price $17.71 USDRegular priceUnit price per
