If you’re looking for the best heater for a grow tent, then you’ve come to the right place. You can’t just buy any old heater and expect it to work well in your grow tent. It’s important that you find one that will do its job without taking up too much space or being unsafe. On this page, you’ll find some of the best grow tent heaters on the market today and how they stack up against each other.
Best Heater for a Grow Tent
Best Heater for a Grow Tent
TPI HP610001202CT Hotpod Supplemental Duct Mounted Heating System with Cord Set, Standard, 6″ Inlet
The TPI HP610001202CT Hotpod (Buy Online) is a supplemental duct-mounted heater that plugs into your existing ventilation system to provide supplementary heat for any size grow tent. It can be used to keep plants warm through cold nights, and cool during hot days when you need additional air circulation in your grow tent.
If you’re looking for a safe way to increase the temperature in a grow tent by 10-20 degrees F while also increasing humidity levels within an enclosed area such as a grow tent, then look no further than this duct-mounted supplemental heating system.
The TPI HP610001202CT Hotpod Supplemental Duct Mounted Heating System is a great solution for heating grow rooms that don’t have any other source of heat. By connecting the heater directly to your grow tent’s ventilation system, this supplemental duct-mounted heater will help maintain an optimal temperature in your grow tent without wasting energy or money on heating areas that aren’t being used by plants. This hot air system also comes with a cord so you’ll be able to easily install it without needing to hire an electrician.
We also recommend using this heater in conjunction with a Carbon Filter Kit. A high-quality carbon filter will allow you to use this heater to warm your growing space while keeping odors from leaking out of your grow tent while the heater is running.
TPI HP610001202T Hotpod Supplemental Duct Mounted Heating System, Standard, 6″ Inlet, Hardwire, 1000/500 W, White
The TPI HP610001202T Hotpod (Buy Online) supplemental duct-mounted heating system provides just the right amount of warmth for any indoor growing situation, including small greenhouses and grow tents.
This heater uses 1000 watts of power with an internal fan to circulate air until it reaches your desired temperature setting between 50-90 degrees Fahrenheit.
It’s easy to install this unit directly into existing grow tent ventilation systems because it mounts directly onto 6″ rigid or flexible ducting, and comes with its own low voltage thermostat that allows you to precisely control the temperature inside of any size grow tent.
This version of the TPI Hotpod Supplemental Heating system is hardwired and it needs to be directly connected to your electrical system.
If you want a model that’s easier to install then we recommend the TPI HP610001202CT Hotpod (mentioned above) since it comes with a cord and it doesn’t need to be hardwired into your electrical system.
TPI HP814401202T Hotpod Supplemental Duct Mounted Heating System, Standard, 8″ Inlet, Hardwire, 1440/720 W
The TPI HP814401202T Hotpod Supplemental Duct Mounted Heating System (Buy Online) is the perfect solution for growing larger plants in small spaces. This supplemental heating and cooling system can be connected to any large grow tent with preexisting metal ducting.
By using this supplemental duct-mounted heater you will add warmth to the air inside of your unheated tent while keeping all of the cold air outside where it belongs. This supplemental duct-mounted heater mounts directly onto 8″ rigid or flexible ducting and turns on when temperatures drop below 50 degrees Fahrenheit.
This 8-inch Hotpod Ducted Heating system also comes with a low-voltage 24 Volt thermostat that will allow you to maintain your grow tent at any temperature from 50-90 degrees Fahrenheit. Plus, its 1440 Watt heating element paired with an internal fan ensures efficient heat distribution throughout your entire grow tent while its internal blower circulates fresh air until your desired temperature is reached.
CITUS Indoor Ceramic Heater with Heat Hose Attachment
The CITUS Ceramic Heater (Buy Online) is the best heater for a grow tent, and it’s one of the only consumer-grade heaters that you can connect directly to your grow tent using the Heat Hose Attachment. This means no more dealing with dangerous extension cords or outlets not designed for high wattage appliances or placing a heater inside your grow tent.
This ceramic PTC heating element provides fast heat-up times and even heating coverage of your entire growing space. It also features a remote control so you can adjust the temperature in your grow tent from anywhere in your room.
The CITUS Indoor Ceramic Heater with Heat Hose Attachment is perfect for use in any indoor environment. It has 3 settings- high heat, low heat, and fan only. This means it can be used as a space heater or just to circulate air without heating it. Plus, the fan-forced design provides wide coverage so you won’t have to worry about cold spots in your grow tent.
It also has a safety tip-over switch that ensures if someone accidentally knocks over this unit, it will automatically shut off before causing any damage. And the overheat protection system prevents the unit from getting too hot by turning itself off automatically when necessary.
You’ll never have to worry about your plants being too cold again with this powerful ceramic heater. With its 5ft power cord, you can place it anywhere within reach of an outlet and get its heating benefits without ever having to take up any precious space in your grow tent.
Best Grow Tent Heater with Thermostat
Bio Green PAL 2.0/USDT Palma Greenhouse Heater incl. Digital Thermostat
The BioGreen PAL 2.0/PALMA Greenhouse Heater (Buy Online) provides heat for grow tents and small greenhouses with an area up to 120 ft ². Plus, this greenhouse heater has a durable fan with bearings made for humid environments which can withstand high moisture levels in the air without falling over time.
The Bio Green PAL 2.0 heating system can be used in a variety of different settings. It’s perfect for use as an interior heater or exterior heater depending on what suits your needs best. And the digital display and thermostat will let you set the perfect temperature at any time of day or night without worrying about it overshooting and burning your plants.
The Bio Green PAL 2.0 provides 1500 watts of power which is more than enough capacity to keep even the largest grow tent warm all winter long. And with the included digital thermostat you’ll never have to guess when it’s time to adjust the temperature in your grow tent ever again.
iPower Electric Heater Fan for Greenhouse, Grow Tent, Workplace, Overheat Protection, Fast Heating, Spraywater Proof IPX4, Black
The iPower Electric Grow Tent Heater (Buy Online) is the perfect solution to keep your grow tent warm all winter long. It’s designed with an IPX4 waterproof exterior, so it can be used in any grow tent without fear of water damage.
This heater also has a digital display that supports both Fahrenheit and Celsius units, so you can measure temperatures from -58 to 230°F. With this professional-grade temperature probe, you’ll always know how hot or cold it is inside your grow tent.
Overall, the iPower Electric 1500 watt Grow Tent Heater is the best option for heating a large grow tent. It’s waterproof and has an accurate thermostat controller, professional-grade waterproof temperature probe, digital display that supports units in both Fahrenheit and Celsius, and it will heat large grow tents up to 160 sq. ft.
Best Grow Tent Heat Mat
VIVOSUN 20″x20.75″ Seedling Heat Mat and Digital Thermostat Combo Set
The VIVOSUN Grow Tent Heat Mat (Buy Online) is the perfect solution for heating a small to a medium-sized indoor garden. It is designed to heat only the plants, not the entire room or tent, so you don’t have to worry about wasting energy on heating unused space.
The VIVOSUN Grow Tent Heat Mat has a 20-inch by 20.75-inch coverage area, which makes it perfect for starting seedlings, rooting cuttings, or growing full-sized plants. When used together with the included digital thermostat controller, this heat mat will keep your plants healthy year-round by providing them with a consistent soil temperature without overheating or drying out their delicate foliage.
Grow Tent Heat Lamps
iPower 600W HPS MH Digital Dimmable Ballast System Kits and 1 Pack HPS & MH Indoor Grow Room Light Glasses Combo
This 600W HPS MH Electronic Ballast System with a 7-day Digital Programmable Timer (Buy Online) will help you grow healthy plants indoors year-round while also supplying supplemental heat for your plants. The kit comes complete with everything you need including reflector hoods, bulbs, 8-foot adjustable clip hanger rope, and a digital timer.
Yield Lab Horticulture 1000w HPS MH Grow Light Cool Tube Hood Reflector Kit
The Yield Lab 1000w HPS/MH Grow Light Cool Tube Hood Reflector Kit (Buy Online) comes with everything you need to set up a powerful grow light system inside a 4×4 grow tent or greenhouse.
Best Grow Tent Plant Protectors
MECO Plant Covers Freeze Protection with Zipper 2.4oz 47” x 70” Upgraded Thickness Shrub Cover, Winter Frost Cover
MECO Plant Covers (Buy Online) are made of high-quality non-woven fabric and designed for use in all seasons, including the winter months when temperatures can drop at night. Plus, this durable plant cover will keep your plants warm while protecting them from moisture loss in cold dry climates.
MECO plant covers have been tested to ensure they’re strong enough to withstand even the harshest conditions, so you can be confident it’ll stand up well over time, as well as last through many uses without wearing out or tearing like other similar products on the market.
ANPHSIN Pack of 4 Drawstring Plant Covers- Large Size 47.2 × 31.5 inch Plant Protection Cover Bags Frost Blanket for Frost Protection- Medium
ANPHSIN Plant Covers (Buy Online) are made of breathable fabric, allowing air circulation while protecting your plants from cold temperatures. They’re perfect for protecting potted herbs or any other delicate plant during the winter months. The drawstring closures make them easy to put on and take off when necessary.
These plant protection cover bags are perfect for protecting plants in very large pots. Plus, these plant covers are made using a breathable fabric that allows light to pass through so you don’t have to rush to take them off every morning.
Pop Up Greenhouse Cover Flower House PVC Greenhouse Cover Frost Protector
This Pop Up Greenhouse Cover (Buy Online) will extend your plants growing season no matter where you live. It’s ideal for grow tents and outdoor/indoor gardens. Plus, it has a lightweight portable pop-up design, so you can quickly deploy it when your seedlings or young vegetative plants need some extra protection on cold winter nights.
Grow Tent Temperature
The ideal grow tent temperature for plants in their vegetative growth stage is between 68 Fahrenheit to 86 Fahrenheit (20C to 30C). While the ideal grow tent temperature for flowering plants is 68 Fahrenheit to 77 Fahrenheit (20C to 25C). And the ideal grow tent humidity ranges from 40% to 60% relative humidity