indoor plants that purify air

5 Best Plants that Purify the Air in Your Home

Did you know that some houseplants are awesome indoor air cleaners? Some plants are more effective than others, at filtering out toxic chemicals and pollutants in the air.

NASA researchers searched for the best ways to clean the air in space stations. The Clean Air study of NASA, reported below plants are effective at removing formaldehyde, benzene, xylene, trichloroethylene, and ammonia from the air chemicals that have been associated to health effects, including like eye irritation and headaches.

Here are the houseplants that clear-out pollutants in your indoor air:

Best Air-Cleaning Plants According to NASA:

1. Aloe Vera


aloe vera / pixabay

Aloe vera’s leaves have a clear liquid full of enzymes, vitamins, amino acids, and other compounds that have antibacterial, wound-healing, and anti-inflammatory properties. Also, there is some evidence that aloe may help, skin conditions such as psoriasis.

2. Bamboo Palm

bamboo palm

bamboo palm / pixabay

Bamboo palms are very effective at removing chemical contaminants from the air such as benzene and formaldehyde. Also, bamboo palms help to keep the air moist, which is especially helpful during winter months when heaters can produce overly dry indoor air.

Bamboo palms contains a tropical appearance, are characteristic tall, skinny canes, fanned leaves, and are colored-green instead of the typical tan bamboo color.

3. Boston Fern

boston fern

boston fern / photo credit: yates

Boston ferns can remove more formaldehyde as compared to any other plant. They are also very effective at removing other indoor air pollutants, including benzene and xylene, which are components of gasoline exhaust that can travel indoors, if you have an attached garage.

The only downside to these plants is that they can be finicky. You will need to feed them monthly during the winter, weekly in seasons when they’re growing, and need to be watered regularly. Depending on the humidity and moisture levels in your house, you may need to mist their leaves or water them everyday.

4. Chrysanthemums (Chrysanthemum morifolium)


Chrysanthemums / pixabay

Florist’s chrysanthemums or commonly called “mums” are ranked as the highest for air purification. They are reported to be highly effective in removing common toxins, and ammonia.

The downside to this is this flower only blooms for about 6 weeks, therefore, treat yourself to a fresh pot after. Also, you can fertilize the pot again during spring season, when new growth appears.

But remember that, without the flowers, it will not be purifying the air. If you do not want to wait, you might want to just get a new pot.

For tips for plant care: Check the soil’s moisture every alternate day, and keep it damp. Although this paltn has a friendly name, mums are toxic to both dogs and cats.

Eliminates: formaldehyde, xylene, benzene, ammonia

5. Snake Plant (Sansevieria trifasciata ‘Laurentii’)

snake plant

snake plant / pixabay

Snake plant is also known as mother-in-law’s tongue. This plant is one of the best for filtering out formaldehyde, which is commonly found in toilet paper, cleaning products, personal care products and tissues.

You should put one in your bathroom, as this will thrive in steamy humid conditions and with low lights, while helping filter out air pollutants. You can also place a couple of these sharp-leafed plants in your bedroom.

Interestingly, the snake plants absorb carbon dioxide and release oxygen at night, which is the opposite of the process most plants follow. Sharing your room with the snake plants could give you a slight oxygen boost, while you sleep.


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