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Autopilot
Autopilot Analog Grounded Timer, 1725W, 15A, 15 Minute On/Off, 24 Hour
$11.80Unit price /Unavailable -
Autopilot
Autopilot Dual Outlet 7-Day Grounded Digital Programmable Timer, 1725W, 15A, 1 Second On/Off
$13.45Unit price /Unavailable -
Autopilot
Autopilot Dual-Outlet Analog Grounded Timer, 1725W, 15A, 15-Minute On/Off, 24 Hour
$14.05Unit price /Unavailable -
Autopilot
Autopilot Single Outlet 7-Day Grounded Digital Programmable Timer
$16.26Unit price /Unavailable -
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LTL Controls
LTL Controls Master 4 Lighting Relay Controller, without Timer (120V & 240V Universal Plug)
$94.45Unit price /Unavailable -
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LTL Controls
LTL Master 8 Lighting Relay Controller, without Timer (120V & 240V Universal Plug)
$142.95Unit price /Unavailable -

Automate Your Grow Room Environment
Precision is everything when you're dialing in the perfect growing environment. Temperature spikes, humidity swings, and inconsistent airflow can stress your plants and cut into your yields. That's where an environment controller earns its keep, taking the guesswork out of climate management so your plants thrive while you focus on the bigger picture.
At Monster Gardens, we've spent over 15 years helping growers of every scale build smarter, more efficient operations. Our selection of environmental controllers brings hands-free automation to your space, whether you're managing a single tent or a full commercial facility.
Why Use a Grow Tent Controller?
A quality grow tent controller acts as the brain of your entire setup. Instead of manually adjusting fans, lights, and equipment throughout the day, you set your target parameters once and let the controller handle the rest. The result is a stable, repeatable environment that your plants will reward you for.
Here's what automation delivers:
- Consistent climate control: Maintain ideal temperature and humidity around the clock, even when you're away.
- Energy efficiency: Run equipment only when needed, lowering your utility costs over time.
- Reduced plant stress: Stable conditions mean healthier root zones, stronger growth, and bigger harvests.
- Peace of mind: Automated monitoring catches problems before they become disasters.

Features to Look For in a Grow Room Controller
Not every grow room controller is built the same. Depending on your operation's size and complexity, you'll want to match the right level of automation to your needs. As you browse our grow room controllers, keep these capabilities in mind:
- Multi-function control: Manage fans, exhaust, CO₂, and a grow light controller from a single hub.
- Programmable scheduling: Set day/night cycles and ramp lighting up or down automatically.
- Sensor accuracy: Reliable temperature and humidity readings are the foundation of good automation.
- Scalability: Choose a system that can grow alongside your operation.
Whether you're fine-tuning a hobby space or coordinating climate across a large commercial canopy, our environmental controllers give you the precision and reliability serious growers depend on.
Brands We Carry
Monster Gardens offers a variety of controller options from the following brands:
- AutoPilot
- CAP
- Gavita
- LTL Controls
- Plug N Grow
- Titan Controls
Frequently Asked Questions
What's the difference between a grow tent controller and a grow room controller?
What's the difference between a grow tent controller and a grow room controller?
The core function is the same: automating your environment, but a grow room controller is typically designed to handle larger spaces and more equipment, while a grow tent controller is ideal for compact, single-tent setups.
Can a controller manage both my lights and my ventilation?
Can a controller manage both my lights and my ventilation?
Yes. Many environmental controllers are all-in-one units that coordinate lighting, fans, exhaust, and humidity together, keeping every variable in sync.
Do I need any technical experience to use one?
Do I need any technical experience to use one?
Not at all. Most modern controllers are plug-and-play with intuitive programming. And if you ever get stuck, our team of experienced growers is here to walk you through it.

