Does a Room with a Lot of Green Plants Need a Dehumidifier?

Publish Time: 2025-07-16     Origin: Site

Modern interior design places greater emphasis on the harmony between humans and nature. Green plants not only absorb carbon dioxide and produce oxygen, but also have ornamental value and the ability to reduce anxiety. If there are many green plants (originally grown in nature) in a room, there will be many small problems, such as humidity. Whether a room filled with green plants needs a dehumidifier depends on the following key factors:

Under what circumstances is a dehumidifier needed?

1. Indoor humidity is too high (>65% RH)

A large amount of plant transpiration water, especially when watering frequently or using humidifiers or spray cans, can easily increase air humidity.

Excessive humidity can cause walls and furniture to become damp, moldy, and even stuffy indoor air.

2. Poor ventilation in the room

For example, in enclosed balconies, small greenhouses, basements and other plant rooms, if the ventilation conditions are poor and moisture is trapped, dehumidification equipment is needed to regulate the environment.

3. Mold/pest growth

High humidity is a breeding ground for mold and mosquitoes, and can also harm plant health, such as moldy leaves and soil white hair.

4. It has an impact on the comfort of human habitation

If it is a space where people and plants coexist (such as a living room or study filled with green plants), high humidity can make people feel "stuffy" and "uncomfortable". When the air conditioning dehumidification is not enough, a grow room dehumidifier can be used to assist.

When a dehumidifier is not necessarily required?

Good ventilation+indoor humidity maintained between 40%~60% ;

The number of plants is limited, or the space is large enough and the distribution is sparse;

Plants are tropical species that prefer moist environments, such as ferns, turtle backed bamboo, deer antler ferns, etc. (but it is also important to avoid humidity exceeding 80%, which can cause root rot or mold growth).

Suggested humidity range:

Type:

Ideal Humidity (RH):

Plant health

50% -70%

Human comfort

40% -60%

Preventing mold

<60%

Summary suggestion:

If you find a room that the air is stuffy and there are water stains in the corners of the walls, plants grow mold and soil moisture does not decrease. And you feel breathless, even your clothes are wet and sticky. So this green plant room needs to be equipped with a smart dehumidifier or an improved ventilation system.

If you have a room full of green plants, you can provide specific information on the area, plant density, or humidity of the green plant room. Preair can recommend the appropriate type of dehumidifier for you (such as silent, beautiful, or suitable for the living room). Please feel free to contact us!


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