10 Best humidifier for Grow Tent & Grow Room (Review 2020)

We reviewed hundreds of grow tent humidifiers available on the market and created a simple list to help you pick the Best humidifier for grow tent/ grow room.

Each humidifier was evaluated across a variety of factors: size, capacity, materials, durability, and much more, these grow room humidifiers are truly the best options out there.

Best Humidifier for Grow Tent & Grow Room

RankProduct NameWater TankPrice
1TaoTronics Cool Mist Humidifier1 gallonSee Price
2Crane Ultrasonic Cool Mist Humidifier1 gallonSee Price
3Honeywell Cool Moisture Humidifier1.5 gallonSee Price
4Pure Guardian Ultrasonic Humidifier1 gallonSee Price
5AIRCARE Evaporative Humidifier6 gallonSee Price
6Vornado Evaporative Grow Room Humidifier1 gallon
See Price
7Pure Enrichment Ultrasonic Humidifier1 gallonSee Price
8Honeywell Germ-Free Grow Tent Humidifier1 gallonSee Price
9Pure Enrichment Humidifier for Grow Room1.5 gallonSee Price
10URPOWER MH501 Humidifier for Grow Tent1 gallonSee Price

1. TaoTronics Cool Mist Humidifier

TaoTronics Cool Mist Humidifier

The TaoTronics cool mist humidifier has some awesome features which most indoor grower would want. This Ultrasonic grow tent humidifier is incredibly silent which produces less than 38 dB of noise. Perfect for using grow tent, grow room into your home.

Most important features, it comes with a built-in LED display. You can easily observe the current RH. There are three mist levels; you will be able to set the desired humidity level but 40-60% is recommended. Features of Nightlight & Sleep Mode allow you to off the LED screen, just turn on a nightlight or enter sleep mode for a discreet sleep at night.

This cool-mist grow room humidifier is completely safe to use because it automatically shuts off when water runs out. The Microporous cartridge filters protect from micro-organisms and bad odors. For maximum good results, we recommend changing the filters every 4-6 months.

Keep in mind, do NOT use essential oils which will damage the humidifier and cause leakage problems. The price is also affordable, so it is not a bad investment for healthy plant growth.

2. Crane Ultrasonic Cool Mist Humidifier

Crane Ultrasonic Cool Mist Humidifier

Crane ultrasonic cool mist is another most used humidifier for grow room and tent. If you are looking for a cheap one with maximum quality, it is the best option for you. There is a 1-gallon removable water tank that fits on grow tent, grow room bedroom and runs quietly up to 24 hours.

It has Anti-microbial Material which reduces mold and bacteria growth. This one can humidify up to 500 square feet, so don’t worry about your tent size. Not required any filter but for hard water, demineralization filters can be purchased and used with this ultrasonic grow tent humidifier.

Featuring an award-winning stylish design and high-quality performance provides up to 24 hours of soothing moisture. I could not find a better product than it such a low price. You can get it without overthinking and waste money to buy other low-quality products.

3.Honeywell Cool Moisture Humidifier

Honeywell Cool Moisture Humidifier

Are you looking for a large grow room humidifier? If yes, the Honeywell cool moisture humidifier is the perfect choice for you. It can humidify a large grow room and keep the environment fresh, ensure healthy plant growth. There are two standard colors available, black and white.

This 3-gallon humidifier has a humidistat & auto shut-off functions which help control humidity and run up to 24 hours on the low setting. The 2 1.5 gallon water tanks are easy to fill and clean. Feature of Evaporative Technology helping evaporative into the air quickly.

An adjustable humidistat automatically turns on/off this humidifier to maintain desired humidity levels. There are 3-speed settings that allow you to adjust the moisture output. Included a wicking filter for removes impurities from water, reduce white dust, and provide clean moisture output.

But, if you want to get optimal product performance, use only the Honeywell Replacement Wicking Filter. I think it is the best large grow room humidifier under $100.

4. Pure Guardian Ultrasonic Humidifier

Pure Guardian Ultrasonic Humidifier

The pure guardian ultrasonic humidifier is perfect for medium size room. But when it comes to using in grow tent, perfect for all size tent. This 1-gallon guardian Humidifier guards against problems caused by dry air. It features an easy-fill the water tank and cleans.

Keep in mind, many humidifiers grow slimy mold on the water tank surface. But this product has Silver Clean Protection in the tank to fight to the growth of mold and mildew. It has two cool mist settings, low and high.

The ultrasonic technology ensures maximum quite when to turn on. It has a low water indicator light which lets you know when refilling the tanks. The night light features make it more comfortable for the kid’s room also. The price also very cheap and you will get it under $50.

5. AIRCARE Evaporative Humidifier

AIRCARE Evaporative Humidifier

The AIRCARE evaporative humidifiers are great solutions for adding much of humidity in your grow tent. It is perfect for using a large grow tent and grow room. You can also get it for your bedroom to protect from the flu virus.

It not only produces healthy air but also a way to save money on energy costs. Features of digital controls with auto Humidistat make it more easy to use and safe. The capacity is 6 gallons, and the maximum run time is 70 hours.

Aircare evaporative humidifier has an automatic shut off functions when the water tank empty or reached desired humidity in a grow tent. The Trapmax Filter Technology is there with Protection, Check Filter and Water Refill Indicators to fill the water tanks.

6. Vornado Evaporative Grow Room Humidifier

Vornado Evaporative Grow Room Humidifier

This is an evaporative grow room humidifier from Vornado manufacturer. The EV100 humidifier has ability up to 300 sq. ft humidification using natural evaporation. It can eliminate the mist and messy white dust and keep the grow room environment fresh which mostly needed for healthy plant growth.

The 1-gallon water tank capacity provides up to 1-gallon output every 24 hours. It has 3 fan settings, low, high and auto and you can control with a push-button. Features of electronic humidistat and automatic humidity control function make it safer and easy to use.

It has a crystal-clear Simple Tank System which ensures easy to carry, fill and clean the water tank. There are integrated handle, Removable outlet grill. They provide 5 years satisfaction guarantee (only for US) and it is certified from U. S safety-test.

7. Pure Enrichment Ultrasonic Grow Room Humidifier

Pure Enrichment Ultrasonic Humidifier

Make you grow tent/ grow room more healthy with the moisturizing benefits of Pure Enrichment humidifier. This humidifier uses ultrasonic technology which provides up to 50 hours of continuous operation without refill the water tank.

It has a Rotating mist control knob which helps to adjust moisture output and desired humidity level. The large water tank (3.5L) is easy to open and clean inside or the water tank and keep the humidifier operate with maximum efficiency, no needed extra tools.

Most important, it has an auto shut off system. The humidifier automatically turns off when the water level is low or the tank removed. The automatic system ensures safe use and long-lasting performance. A feature of integrated body design suppresses noise for whisper-quiet operation. They provide industry-leading 5 Year Warranty.

8. Honeywell Germ-Free Grow Tent Humidifier

Honeywell grow room Humidifier

This is another best selling humidifier from Honeywell manufacturer. Honeywell is very popular for product quality and long-lasting products. The Honeywell HCM350W germ-free cool mist humidifier is one of them. There are two stylish colors available, white and black, chose according to your choice.

The capacity of the 1-gallon water tank runs up to 24 hours on low. Ideal for grow tent, grow room and medium-sized bedrooms. They use UV technology to kill 900% of bacteria in the water and give you a fresh and healthy environment that mostly need plants for healthier growth.

It’s not possible to over humidify your grow tent because of the evaporative technology. If you want to add more moisture to the air, you can’t and it can hold. If you want to ensure healthy plant growth, Honeywell humidifier is ideal for you.

9. Pure Enrichment Humidifier for Grow Room

Pure Enrichment Ultrasonic Humidifier for grow room

If you are looking for a small humidifier for your grow tent, the pure enrichment ultrasonic cool mist humidifier is the best option for you. The capacity of 1.5-gallon tanks safely moisturizes the air up to 16 hours. It has two speed settings, high and low which make it easy to adjust the desired humidity level.

It can cover large grow rooms; grow tent and also medium-sized bedrooms, and office. The optional night light offers soothing glow for your maximum relaxation. Features of automatic shut off systems keep the humidifier safer. The humidifiers automatically shut off when the water level is low or tank removed.

They are very confident about their product quality and that’s why offers 5 Years warranty. They provide an AC power adapter with this humidifier, disk cleaning brush, and user manual.

10. URPOWER MH501 Humidifier for Grow Tent

URPOWER MH501 grow tent Humidifier

The URPOWER MH501 humidifier is ideal for large grow tent, grow room and bedrooms. The capacity of 5 Litres water tank runs full day and night long. The Matte black body design allows you to keep it in any place where you want.

Keep in mind that, if you long-press the power button, it will go to sleep mode and all indicators light turns off. On the other hand, short press the power button you can choose low, middle and high mist output.

There is an automatic shut off function which will shut off the humidifier when the water tank is low or empty. So you shouldn’t worry about overheat and short circuits. It has only one power button to control the humidity. If you need quality indoor grow tent, check our review 2×2 grow tent, 2×4 grow tent, 3×3 grow tent, 4×4 grow tent, 4×8 grow tent, 5×5 grow tent, 8×8 grow tent, and 10×10 size grow tent.

Now, we reviewed the top 10 best humidifiers for grow tent. You should decide which one meets with your requirements and choose one after carefully read this review top to bottom. If your humidity is too high in your tent, you can use a grow tent dehumidifier to keep the right humidity.

Hi, This is Ashley Rosa. In the last 5 years, I'm working with Gardening, Planting and others growing fields. I'm the owner and CEO of the MyGardenings.com. You can Email Me for any help. I will be there for you!

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