Environmental Controllers

Create a healthier, more comfortable indoor climate for your greenhouse, cold frame or high tunnel. Slash energy costs and receive the maximum benefits year round inside your greenhouse with Growers Supply's Environmental Controllers. Plug in and automatically control the humidity, lighting, and climate of your retail or growing environment with our environmental monitoring products.


Environmental Control - Thermostats & Controllers - Environmental Controllers - Total Humidity Controller
Total Humidity Controller

Environmental Control - Thermostats & Controllers - Environmental Controllers - Ventilation and Humidity Controller
Ventilation and Humidity Controller

Environmental Control - Thermostats & Controllers - Environmental Controllers - High Load Lighting Timers
High Load Lighting Timers

Environmental Control - Thermostats & Controllers - Environmental Controllers - Link4 Greenhouse Environmental Controllers
Link4 Greenhouse Environmental Controllers

Environmental Control - Thermostats & Controllers - Environmental Controllers - Johnson Gas CO2 Generators
Johnson Gas CO2 Generators

Environmental Control - Thermostats & Controllers - Environmental Controllers - iPonic 614 Hydroponic Controller
iPonic 614 Hydroponic Controller

Environmental Control - Thermostats & Controllers - Environmental Controllers - iDrive Motor Controllers
iDrive Motor Controllers

Environmental Control - Thermostats & Controllers - Environmental Controllers - Comfort Chek 400®
Comfort Chek 400®

Environmental Control - Thermostats & Controllers - Environmental Controllers - PRC-400 Irrigation Controller & Modules
PRC-400 Irrigation Controller & Modules

Environmental Control - Thermostats & Controllers - Environmental Controllers - pH/TDS/Temperature Monitor
pH/TDS/Temperature Monitor

Environmental Control - Thermostats & Controllers - Environmental Controllers - Aquaponics Water Test Kit
Aquaponics Water Test Kit

Environmental Control - Thermostats & Controllers - Environmental Controllers - Hanna® Mini Controllers
Hanna® Mini Controllers

Environmental Control - Thermostats & Controllers - Environmental Controllers - Fertigation Systems & Accessories
Fertigation Systems & Accessories

Environmental Control - Thermostats & Controllers - Environmental Controllers - Watersafe® Water Test Kits
Watersafe® Water Test Kits

Environmental Control - Thermostats & Controllers - Environmental Controllers - AgrowSoft Irrigation Controller
AgrowSoft Irrigation Controller



Ecoduty Biodegradable Fabric Stakes - Box of 250
Ecoduty Biodegradable Fabric Stakes - Box of 250
$36.95
Jumbo Display Thermometer/ Hygrometer
Jumbo Display Thermometer/ Hygrometer
$36.95
ValuTek MultiPurpose 5/8" Coil Hose - 50'L
ValuTek MultiPurpose 5/8" Coil Hose - 50'L
$43.95

Save money, receive promo codes from Growers Supply

FodderPro 2.0 Feed System