6 Best Dehumidifiers for Grow Tent Reviews 2023

Growing indoor plants bless us with garden-fresh essentials; all you need is to provide optimal growth conditions for them. It is essential for plants to provide fresh air as well as fresh fruits and vegetables. Grow tents serve this purpose exceptionally well. But variations in humidity levels inside these grow tents butcher the growth of plants.

Due to seasonal variations, humidity increases inside grow tents. This boost in humidity increases the water intake of these plants from the air; hence optimal conditions for their growth are compromised. With disturbed humidity, the outcomes of the plantation are marginally reduced.  Dehumidifiers for grow tents are used to cope with such issues.

That being said, the question arises of what these dehumidifiers actually are and what purpose they serve. In addition to answering these questions, we will outline standard humidity levels for your plant growth along with a list of the market’s best dehumidifiers for grow tents that will fall well within your budget.

Let’s begin!

Why should use a dehumidifier for grow tents?

The prime purpose of using a dehumidifier is to remove excess moisture from the grow tent. Moisture increases the water content inside the area and boosts the growth of molds and mildew. These create health issues for plants. In addition to this, moisture results in the production and development of life-taking bacteria, which usually leads to crop failure.

Increased humidity Is an open invitation for pests such as fungus gnats. Their larva grows and feeds on plant roots. All these factors combine to hinder the expected growth of plants. These conditions get worse in the grow tents. In such cases, the use of a dehumidifier for grow tents becomes inevitable.

What does a dehumidifier do?

A dehumidifier increases the temperature of grow tent. This mild increase in temperature produces heat that dries out the air moisture, which was cold and damp before. So, a slight temperature rise can cope with increased humidity levels.

Before we unveil some of the exceptional dehumidifiers for grow tents available in the market, let’s first dig deep into the detection of accurate humidity in the grow tent.

Before using a dehumidifier, we need to figure out the levels of humidity inside the grow tent. Because Different growing levels of plants require varying humidity, we have to manage their levels according to that. Let’s find out how we can detect humidity levels inside the grow room.

How to detect the humidity level in the grow room?

The hygrometer is usually used to measure moisture levels in the air. It’s preferable to hang it above plants in a well-ventilated grow room. In addition to this, an accurately calibrated thermometer will assist in measuring the temperature in grow tent. Both humidity and temperature are unique to give a precise idea of internal moisture conditions.

Moisture values should be maintained following the stages of plant growth. Keeping constant levels of humidity will halt the growth process.

When you know methods to determine internal humidity levels, now it’s time to unravel some of the best dehumidifiers for growing net, so you can maintain these levels as per your plant requirement.

Inofia 30 Pint 1500 Sq. Ft. Home Dehumidifier for Grow Tent

Inofia dehumidifier is a home dehumidifier for bathrooms, garages, basements, stores, and laundry rooms. This comes in varying sizes, from small to medium. Due it’s to its compact size, the Inofia dehumidifier is easily portable with a continuous drain hose and water reservoir.

1500 sq. Ft. Dehumidifier: It comes with a water removal capacity of 30 pints per day. This energy-efficient device is ideal for keeping garages, basements, storerooms, attics, or any such rooms up to 1500 sq. ft. dry.

User-Friendly Drainage: Its drainage system is loaded with functionalities like auto closure on filling of a 4-pint reservoir. Additionally, a sound is produced, alarming the emptiness of the reservoir.

Auto Defrost Function: Auto defrost technology can be used even in cold weather at temperatures as low as 41oF.

Smart Working: It automatically turns off when desired humidity level has been reached. After some time, when the humidity level goes up or down, it will restart and re-maintain the humidity to the required levels.

The best-selling feature of the Inofia dehumidifier for grow tents is that it has a reservoir and drainage system that works on its own. With an intelligent control panel, all functionalities can easily be accessed with a single-switch system. You need not be an electrician or electrical expert to operate this dehumidifier; its easy-to-use feature makes it best suited even for a common layman.


  • Works at even 90% Relative Humidity Levels
  • Smart Control Panel
  • Easy to use and control design
  • 24 hours of time setting
  • Can take off 4 gallons per day


  • The water Tank is relatively small of mere 1.8 L

Ivation GDM30 Powerful Thermo-Electric Mid-Sized Dehumidifier for Grow Tent

Ivation dehumidifier for grow tents is an extremely powerful piece of equipment for controlling humidity in closets, cars, homes, basements, bedrooms, bathrooms, small areas, tiny spaces, and small to mid-sized grow rooms. This unique dehumidifier contains no moving parts but yields exceptional power. It falls in the mid-sized category making it portable.

Capacity: Approximately 16 oz. fl. Per day at 30oC or 86oF, it has a water reservoir capacity of 1.5 Liters.

Automatic Shutting Off: This Ivation dehumidifier automatically shuts off by turning on the indicator lights when a particular capacity has been reached.

Size and Portability: It is extremely lightweight, and due to its smaller size, you can easily transfer it from one place to another.

Quiet Operation: Due to the absence of any moving parts, the Ivation dehumidifier for grow tent works exceptionally quietly.

If you want to wipe out all irritating sounds from your grow tent, then an Ivation dehumidifier is meant for you. The presence of Peltier Technology in this product of Ivation keeps the noise level too meager, which is not even audible while standing near it. It is also ideal for small places as it only covers 2200 cubic feet, which is ideal for medium to large-sized grow tents. Due to a peak power intake of just 70W, it won’t leave any considerable impact on your electricity bill.


  • Silent Operation
  • Works at even 85% RH Levels
  • It weighs only 4.4 pounds
  • It can take 16 oz. of moisture in a day
  • The water tank of 53 ounces


  • Humidity levels fluctuate over time
  • Timer functionality needs improvement

Midea 4,500 Sq. Ft. 50-pint Energy Star Certified Dehumidifier for Grow Tent

This large-sized dehumidifier by Midea is ideal for bigger rooms, bedrooms, basements, and colossal-sized grow rooms. It comes with a reusable filter option. Previously it was available with a 70-pint water collection ability, but this latest model comes with a 50-pint capacity. There’s an add-on in the form of a pump to carry out the filling process in a shorter period.

4500 sq. Ft. Dehumidifier: It comes with a 50-pint capacity for a day with adjustable humidity limits of 35% to 85%.

Smart Functionality: In case of power outages, the Midea dehumidifier for grow tent turns on by itself. Additionally, it switches on by itself and quickly adjusts to the pre-defined settings thanks to the innovative technology introduced in it.

Silent Operation: It maintains the air quality and works to ensure a calm environment inside. That’s why it’s also an ideal choice for home users.

Midea dehumidifiers for grow tents offer easy working and maintenance. It’s extremely easy to drain off a filled tank quickly. You can also use a 0.75-inch female garden hose for gravity-based continuous drainage. A reusable air filter preserves the air quality of the grow tent without going for expensive replacement of parts. As a commitment to offering top-notch quality, they offer parts and labor availability.


  • Quiet Operation
  • Compatible for bigger-sized areas
  • It comes with reusable filter functionality
  • It can be attached with a female garden hose for continuous gravity drainage.


  • Less Energy Efficient as compared to competitors
  • Not compatible with smaller or mid-sized grow tents
  • A bit over-priced for most growers

Vremi 22 Pint 1,500 Sq. Ft. Energy Star Dehumidifier for Grow Tent

Vremi dehumidifier for grow tent removes 22-pint of moisture from the desired place. It best suits small to medium-sized grow tents, basements, smaller-to-medium rooms, bathrooms, and storerooms. This Energy Star-certified product of Vremi quickly absorbs moisture from the air ensuring optimal humidity levels for the plants while consuming very little energy.

Sleek Design: Vremi dehumidifier has a compact design with a clean look. It comes with installed wheels and a handle for easy portability. This dehumidifier’s fan remains quite such, producing a noise-less operation.

Easy Operation: Once turned on by fixing the humidity setting, it will run continuously for 24 hours until the tank is full. There’s a hose outlet attached to it for continuous drainage.

Turbo Mode: While running on turbo mode, the dehumidifier’s fan runs exceptionally fast, from 129 CFM to 138 CFM, to offer dryer air for the plants without taking any longer.

It can remove 22 pints or 3 gallons of humidity from the grow tent on a daily basis. It’s perfectly designed for small spaces up to 1500 Sq. Ft. of area. Nowadays, it comes with a 3-liter of water tank capacity. It also offers an air-purifying feature for which there’s the least hassle of cleaning the filters. If usage is normal, then you can use it for months without worrying about filter cleaning.


  • Sleek design with easy functionality
  • 24 hours of timing cycle with automatic shut off
  • Can remove 3 gallons of water on a daily basis
  • Easy cleaning of filters
  • Additional functionality of air purifiers for removing allergens, dust, etc.


  • It can be a little pricy for some growers
  • Buying additional parts can be problematic in some places due to unavailability.

Pohl Schmitt Electric 2200 Cubic Feet Dehumidifiers for Grow Tent

Pohl Schmitt Electric Dehumidifier for grow tents extracts 10 oz. of moisture every day. It comes with a capacity of 17 oz. for small rooms, bedrooms, bathrooms, laundry, RV, and especially for grow tents. It covers space of up to 2200 cubic feet. Its lightweight and small size make it easily portable from rooms to grow tents and vice versa.

Humidity Setting for Easy Use: Grow tents require varying humidity levels at different stages of growth. From seeding to germination and growth to finally harvesting, every stage requires specific humidity levels. That’s what the Pohl Schmitt dehumidifier is meant for. It reduces humidity levels, so they become ideal for plant growth. Additionally, users can use this dehumidifier for household usage.

Low Energy Consumption: Pohl Schmitt’s overall functionality and careful design it is generally regarded as optimal for energy consumption.

It offers an exceptionally quieter environment as the Pohl Schmitt dehumidifier runs on Peltier technology- without a compressor. It is generally regarded as ideal for home usage as it keeps the furniture and other essentials fresh but can be precisely optimized for grow tent usage to generate desired outcomes. With merely 17 ounces water tank, this can be easily portable from place to place.


  • Small and Lightweight
  • 10 oz. of moisture removal from the desired place
  • Peltier technology makes it a quiet device


  • Lacks automatic and smart functionality needed for hassle-free usage in grow tents

SEAVON Small Dehumidifiers for Grow Tent 2200 Cubic Feet

SEAVON dehumidifier for grow tent is a small and compact device to control humidity inside the grow room. It’s also suitable for basements, bedrooms, closets, RVs, bathrooms, and other common uses in homes. It comes with 27 oz. or 800ml of tank capacity and extracts up to 300ml in 24 hours. It ensures optimal environmental conditions for your plants, resultantly assisting in their rapid growth.

Portability: Due to their lightweight and small size, these dehumidifiers by SEAVON are easily portable. So, you can use it for both homes as well as grow rooms.

Silent Operation: Due to the presence of Peltier technology, SEAVON dehumidifier for grow tents works without producing any sounds that fall within audible limits. Usually, these devices have 30-35 dB sound, which is exceptionally low than other competitors.

Smart Functioning: SEAVON dehumidifier comes with a water level controller. When that level is reached, they automatically shut off, and conversely indicator light turns RED when the tank is empty.

This small device improves air quality and even works at 85% relative humidity with considerable impact. Optimal working temperatures range from 59oF to 104oF. It can work in cold conditions but not below 41oF.


  • It comes with an automatic shut off
  • Ultra-quite functioning due to the presence of Peltier technology
  • Can work in slightly cold weather
  • Lightweight and Portable


  • It doesn’t give optimal results in a bit of severe weather, significantly below 41oF.


Dehumidifiers are life-saving for your lovely grown plants in the grow tent. Its absence can lead to increased moisture, resultantly causing crop failure. There is plenty of brands available in the market for one or more defined functions. The above guide will help you opt for the best dehumidifier for grow tents, but make sure to choose the one that suits your requirements.

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