Top 10 Plant Humidifiers to Boost the Health of Your Indoor Greenery

Last updated on February 2nd, 2024

You’re on the lookout for a high-quality plant humidifier, aren’t you? Great, because you’ve landed on a perfect place where we’ll be discussing together a dozen of exclusively selected humidifiers that are ideal for plant care.

Our tropical houseplants like prayer-plants and ferns all appreciate extra humidity, especially in dry and cold climates. If you’re living in a sunny region with limited humidity, you’ll know how much your plants are in need of a humidifier that would save them from summer heat waves.

To prevent your plants’ leaves from turning brown and drying out, plant humidifiers come to the rescue. Now, how to find one that’s perfect for your houseplants? Well, you might encounter a little complication here.

Most humidifiers are made for people and not plants. And it might sometimes feel like a challenge to find one that would truly cater to the needs of your indoor greenery. To save you time and effort, we researched and came up with the top 10 humidifiers that would serve your plants perfectly and enhance their natural beauty.

Features to Look for Before Buying a Plant Humidifier

There are three main features you might want to look at before adding a humidifier to your shopping cart. Make sure the tank capacity is sufficient to produce mist for prolonged hours. Also, consider the battery run time, and its size based on your room’s dimensions.

Tank Capacity

One of the most important features to consider before buying a plant humidifier is its tank capacity. It determines how long the humidifier produces mist. The bigger the tank, the longer it produces mist without you having to refill it over and over again.

Battery Run Time

If you’re looking for a battery-operated humidifier for plants, then you might want to do extra research to find one suitable for your needs as most plant humidifiers are mains-powered devices.

Size

If you have only a couple of leafy buddies who you want to keep healthy and shiny without occupying much space in the room, you might benefit from a small and portable humidifier for plants and not spend an extra buck for a humidifier with a massive tank.

Our Listing for the Top 10 Plant Humidifiers

We have carefully selected a wide range of high-quality plant humidifiers that will do the job in no time and effectively cater to the needs of your houseplants.

These products may sometimes significantly vary in their characteristics. We’ve included both small and large humidifiers for your indoor garden, so you’ll have many options to look at.

Geniani Indoor Plants Humidifier

Specifications:

Ideal for large rooms
Silent 30dB operation
6-liter capacity
Top Fill Design

Say no to constant refills. With its top-filled, 6-liter tank, this humidifier will continuously supply moisture to your indoor plants without you having to refill the tank every few hours. The cool mist produced by the Geniani Indoor Plant Humidifier increases the level of air humidity and would greatly benefit your plants’ overall growth and health.

If you have a large, separate room for your indoor jungle, then this humidifier is just for you. It’s ideal for large rooms and operates on three different mist production modes (low - medium - high) for up to 50 hours.

Reasons to BUY

Massive Tank Capacity
Top Filled Design
Quiet Operation

Reasons to AVOID

Limited Color Options

Homedics Portable Humidifier

Specifications:

0,25 liters
Portable Humidifier
10h mist production per fill (plugged in)
3,5h battery runtime
Whisper-quiet operation

Are you looking for a battery-operated humidifier? Then, this small and portable humidifier is here to save the day! It operates whisper-quietly and can produce mist for up to 3.5 hours with its internal battery.

If you have a small collection of tropical houseplants that would appreciate a slight humidity, then you might consider getting the Homedics Portable Humidifier which operates for up to 10 hours with its small 0.25-liter tank. It also has a stylish design that you’ll definitely love.

Reasons to BUY

Portable
10h mist production

Reasons to AVOID

Limited Tank Capacity
Not ideal for large rooms

LEVOIT 2.4L Humidifier

Specifications:

2.4L
290 sq ft
BPA-free
Cool Mist
360-degree rotating nozzle

By getting this humidifier you’ll forget it’s even there. Operating at just under 21 dB, this plant humidifier can rapidly hydrate ambient dry air and provide essential nourishment for your indoor greenery.

You can also adjust the visually invisible mist levels based on your plants’ needs. Also, this product automatically shuts off before it completely runs out of water, so you can stop worrying about overheating. With its 2.4-liter tank, it can deliver refreshing humidity offering you a cozy slumber all night.

Reasons to BUY

Covers 290 sq ft
Ideal for plants
Large Tank

Reasons to AVOID

Limited Tank Capacity
Not ideal for large rooms

PureGuardian Plant Humidifier

Specifications:

Capacity: 1 gallon (3,75 liters)
Covers 320 sq meters
Up to 70h mist production
Low water indicator

Do you worry about the health of your indoor flora because of the dry area you live in? Do no more! You can now free yourself from worry since this great humidifier provides exceptional service for your indoor houseplants in hot and dry climates.

Not only does it effectively nurture your plants, but it also has a number of benefits for you and the other members of your household as well. In case you have a cold, allergies, or dry skin, this product has got you covered with its purely-produced cool mist that’ll eliminate those problems with a few pumps of mist.

Another useful feature of this plant humidifier that you’ll love is a low-water indicator that alerts you when it's time to refill the 3.75-liter tank. The tank can provide humidity for up to 70 hours with a single refill.

Reasons to BUY

Covers 320 sq ft
Ideal for large rooms
Large Tank

Reasons to AVOID

Oil tray limitations

Levoit Cool Mist Plant Humidifier

Specifications:

Top Fill
Covers 505 sq ft
Tank capacity: 6 liters
Noise level: <30dB

Do you want a plant humidifier that will cover a large floor area of about 505 square feet full of greenery? If that’s what you’re looking for, then this model is exactly for you. Its tank with a capacity of 6 liters produces cool mist for up to 60 hours operating at just under a 30dB noise level.

This humidifier for plants also offers you the option of customizing humidity levels. It also has a sleep mode giving you an optimal, sleep-humidifying environment.

With a separate and comprehensive plant-care program it will deliver your indoor plant squad ultimate humidity. You can also find a separate aroma box for your favorite essential oils. This humidifier offers you all of these services at a price just below $80.

Reasons to BUY

Covers 505 sq ft
Plant-care program
Large Tank

Reasons to AVOID

May be too large for some users

BEAR Humidifier for Plants

Specifications:

5-liter tank
Adjustable humidity control
Auto Shut-Off
High Mist Output

Are you looking for a plant humidifier with a large tank and an affordable price? Great, because you’re looking at the right one. Bear’s humidifier operating with ultrasonic technology quickly transforms dry air into a humid and moisturized environment.

With this spacious 5-liter tank, you won’t need to refill it every few hours. A single fill would last you for up to 35 hours of non-stop operation. Also, if you’re worried about overheating when the device runs out of water, worry no more!

This large-tank plant humidifier has an AUTO turn-off feature when the tank runs out of water. For your all-over-the-room greenery, this humidifier is a great option. It has a 360-degree rotational nozzle nourishing your tropical houseplants. With this product, you’ll get more than what you’re paying for.

Reasons to BUY

Affordable Price
Auto Turn-Off
Large Tank

Reasons to AVOID

May be too bulky for smaller rooms

Raydrop Cool Mist Humidifier

Specifications:

Auto Shut-Off
1.7-liter tank
Ultrasonic
Ergonomic oval shape design

Spray your beautiful tropical houseplants with a cool mist produced by this ergonomically designed plant humidifier. If you have limited space for a humidifier that would cater to your plant’s needs, then you might find this humidifier handy.

You have the option to adjust the mist output based on your preference. Also, you don’t have to worry about overheating since this product automatically shuts off when it runs out of water.

With just under $30, you can get a humidifier that offers your plants up to 9 hours of continuous mist production from which you and your greenery would benefit greatly.

Reasons to BUY

Affordable Price
Auto Turn-Off
Whisper-quiet operation

Reasons to AVOID

Small Tank

Crane Ultrasonic Humidifiers

Specifications:

one-gallon (3,75 liters) tank
Covers 500 sq ft floor area
24-hour continuous operation
Automatic Shut-Off

For your roomy botanical garden, Crane’s Ultrasonic Plant Humidifier is a great option to go with. This humidifier’s large 1-gallon tank produces a cool mist for up to 24 hours giving your plants the nourishment they’re definitely going to appreciate.

As a multi-purpose plant humidifier, it can be adjusted based on your needs. You can adjust it for the baby room and the bedroom as well. This humidifier is also good for fighting the flu symptoms indoors.

Coming in a range of colors, Crane’s product offers you an easy-to-clean and detachable top fill tank which makes the cleaning procedure much more hassle-free and fun. Also, the device has an auto shut-off safety feature which will prevent possible overheating. Overall, you get what you’re paying for and you’re going to love it!

Reasons to BUY

Large Tank
Auto Turn-Off Safety Feature
Whisper-quiet operation

Reasons to AVOID

May be too bulky for some users

Pure Enrichment Plant Humidifier

Specifications:

Whisper-quiet operation
Auto Shut-Off
one-gallon (3,75 liters) tank
Covers up to 500 sq ft floor area

This humidifier is among the best plant humidifiers on the market and is widely praised among the users. With its ultrasonic cool mist technology and 10-24 hours of continuous operation (depending on the mist control setting), this humidifier will give exceptional service to your houseplants.

The large one-gallon tank is ideal for rooms with many tropical plants. Covering up to 500 square feet of floor area, this humidifier will nourish your plants and restore their natural beauty in a humid environment.

This product also offers you a soothing lighting feature for nighttime operation. You can choose the colors blue, green, and red based on your preference. Also, with this plant humidifier’s auto shut-off feature, you’ll have a more worry-free experience as you won’t have to now think about overheating.

Reasons to BUY

Large Tank
Auto Turn-Off Safety Feature

Reasons to AVOID

May be too bulky for some users

Miro NR07S Humidifier

Specifications:

Ultrasonic
Stylish design
1,3-gallon tank (4,92 liters)
Easy-to-clean sanitary design
8-hour operation at max power
24-hour operation at min power

Are you tired of constantly wasting time and effort on cleaning your plant humidifier? Forget about spending hours cleaning your humidifier for plants using special equipment. With this easy-to-clean model, you can clean your device in no time.

Miro’s 4th generation ultrasonic humidifier produces mist for up to 24 hours, depending on the setting you choose, moisturizing ambient air and generously spraying your lovely indoor greenery with a cool mist.

For a more vigorous output, it will continuously operate for up to 8 hours with its large 4.92-liter tank. If, however, you want a minimum-power output, it will last you for a whole day. This model also offers you the option of refilling the tank without you having to turn it off.

The ergonomic design of this beautiful product also won an InDesign Award for its unique and elegant styling that is like no other.

Reasons to BUY

Large Tank
Adjustable Settings
Easy-to-clean
Stylish

Reasons to AVOID

May be too bulky for some users

Reddit Summary

Many Redditors praise Levoit's plant humidifiers, considering them to be an exceptional value for the price. According to numerous users, these humidifiers surpass their expectations, with some even regarding them as the top contenders in the market.

“Levoit has been my go to. Have had one for a while now and still really like it.”

@Rebelliouskitkat

Another great option among the Reddit Community is the Miro Series of plant humidifiers. Many Redditors say it’s user-friendly and has all the features you’re looking for.

“My plants really love the mirohome humidifiers give them a try, they're easy to arrange and easy to maintain”

@SameCantaloupe2195

FAQ

How often should I use a humidifier for plants?

It’s best to start your plant humidifier for a few hours every day between sunrise and midday. If, however, you’re living in a very dry area, you might want to let your humidifier operate longer.

Do all plants need a humidifier?

Some plants can tolerate dry air, but most indoor plants love living in an environment with over 50% of humidity.

Do plants need cool or warm mist?

The type of humidifier you choose depends on the climate of the area you live in. In warm climates, a cool-mist humidifier is recommended, as it adds moisture to the air without changing its temperature. On the other hand, in cold climates, a warm-mist humidifier is more suitable, as it not only adds moisture but also emits warm mist that can help increase the temperature in the room.

Conclusion

Your houseplants would definitely appreciate extra humidity. Sometimes it’s hard to provide them with natural humidity when living in an area with a dry clime. And for that reason, you can greatly benefit from plant humidifiers that will nurture your leafy companions and prevent their leaves from drying out. Our carefully selected humidifiers, all at a decent price, get the job done in no time.

Now, if you’re really into small and ergonomic humidifiers, then you’ll greatly benefit from Homedics Portable Humidifier (#2 on the listing), but if you have a large room full of tropical houseplants that you need to nurture with moisture at a longer pace, then you can get any other one we included for you on our list.