NASA’s List of Top Air Purifying Plants

“NASA Clean Air Study” was a collaborative effort between the National Aeronautics and Space Administration and the Associated Landscape Contractors of America.

The study lists plants and their effectiveness in combating air pollution indoors. The study suggests that these plants work their best when there are one of these plants for every hundred square feet of space.

The pollutants the study says the plant will eliminate include, benzene, formaldehyde, xylene etc. This is in addition to the carbon dioxide these plants absorb.

Aloe Vera

Aloe vera is a wild tropical plant known for its medicinal properties. They are pretty easy to grow and under right conditions can spread like a weed.

These plants can clean benzene and formaldehyde from the air around you.

You definitely don’t need a green thumb to grow this plant. Buy these plants online or at your local nursery. Water them sparsely, keep them in bright sunlight and you’re good to go.

Areca Palm

One of the most used (or overused) indoor plants, Areca Palm can cleanse the air of xylene and formaldehyde.

It is a great plant for indoor decor as well.

Areca palm is a hardy plant and can easily survive in lighting conditions where other plants don’t. Although these plants survive low light conditions, it is recommended that you put them in a bright spot.

Water once the top of 2 inches of the soil is dry.

Bamboo Palm

A plant that has its origins in the tropical regions of America, Bamboo Palms easily grows indoors.

Bamboo Palm is rich green plants that tolerate shades.

These Palms can grow several feet in height.

Bamboo Palms clean benzene, formaldehyde, xylene, and trichloroethylene.

Barberton daisy or Gerbera jamesonii

Barberton daisy is a flowering plant that produces beautiful bright red flowers.

These plants are good at cleaning benzene, formaldehyde, and trichloroethylene.

Gerbera jamesonii plant needs a bright sun to survive. Water the plant after the top 2 inches of the soil is dry.

Boston fern

Boston fern kills formaldehyde and toluene.

Boston fern prefers indirect light and low amounts of water. These plants love humidity and turn yellow if they aren’t kept in a humid environment.

Chinese evergreen

Chinese evergreen or Aglaonema modestum plants absorb benzene and formaldehyde from the atmosphere.

These plants require low quantities of water.

These are semi-shade plants and need medium amounts of indirect sunlight.

Cornstalk dracaena

Cornstalk dracaena cleans benzene, formaldehyde, and xylene.

Give this plant indirect sunlight and water these plants after the top few inches of soil is dry.

Dendrobium orchids

Dendrobiums are large sized orchids that are often used for decor.

These plants clean out toluene from the atmosphere.

Caring for orchids is easy. They need water once in 4-5 days and thrive in indirect sunlight.

Devil’s ivy

Devil’s ivy is a tropical plant that cleans benzene, formaldehyde, and xylene.

Water this plants only after first few inches of the topsoil is dry. Keep this plant away from direct sunlight. These plants love bright indirect sunlight.

Dumb canes

Dumb cane or Dieffenbachia is a tropical air purifier that purifies xylene.

Water this plant thoroughly and keep them in indirect sunlight. These plants will easily thrive indoors.

Dwarf date palm

Dwarf date palm cleans formaldehyde and xylene from the atmosphere.

This plant can be grown indoors or outdoors. It needs well-drained soil and regular watering.

These palms don’t like direct sun. Placing them in bright indirect sunlight helps.

Elephant ear philodendron

These plants grow better outdoors. These plants are good at cleaning formaldehyde from the immediate environment.

The elephant ear philodendron needs direct sunlight and plenty of water to thrive. These plants are tougher to find in nurseries.

English ivy

English ivy is an evergreen perennials known for their peculiar leaves.

These plants can clean formaldehyde, xylene, and benzene from the atmosphere.

These are indoor plants and hence thrive under indirect sunlight.

Flamingo lily or Anthurium

Commonly called anthurium, this plant like orchids requires very less water and thrive in indirect sun.

Anthurium plant cleans formaldehyde, xylene, and ammonia from the air around it.

Florist’s chrysanthemum

These plants produce large bright colored flowers. Besides the flower, the plant has a bright green colored foliage.

These are one the best plants for cleaning pollutants.

These plants prefer full sun and require regular watering.

Heartleaf philodendron

This indoor plant helps clean formaldehyde from the atmosphere. These are widely used in homes and offices.

The heartleaf philodendron plants do not like direct sun. Direct sun can burn and ultimately kill this plant.

Watering must be done only after the top layers of soil are dry.

Moth orchids

Moth orchids produce one of the most beautiful yet large flowers.

Similar to other orchids, these orchids don’t like too much water. Water them once in 4 days. Keep them in indirect sunlight to help them thrive.

Peace lily

Peace lilies are one of the most widely grown indoor flowering plants.

These plants love humidity and indirect sun. In summer months, these plants produce bright white flowers that last for a few weeks.

Use a well-drained soil to grow this plant and avoid overwatering.

Red-edged dracaena

The red-edged dracaena or commonly called song of India is an indoor plant.

Dracaena plant loves the outdoors and the direct sunlight. Water this plant only when the top layer of the soil is dry.

Rubber plant

Rubber plant is an indoor plant that is easy to grow.

Rubber plant requires a good amount of water in the growing season and bright indirect sunlight. Mist the plant regularly.

Rubber plants cleanse the air of formaldehyde.

Selloum philodendron

Philodendron Selloum is an indoor plant that requires less maintenance.

Philodendron selloum grows well in indirect sunlight. These plants like misty soil but soggy soil results in root rot.

Spider plant

Chlorophytum comosum or spider plant is a light green colored plant that loves indirect sunlight.

Spider plant grows better indoor. Water the plant only after the top layer soil is dry.

Variegated snake plant

Snake plant is an indoor succulent that thrives in indirect sunlight.

Also called mother-in-laws tongue, this plant requires a sparse amount of water. They are a slow growing plant.

The plant loves indirect sunlight. Keep these near windows or doors for optimum growth.

Weeping fig

Weeping fig is commonly called benjamin fig is one of the most popular indoor plants.

Maintaining this plant indoors is fairly easy.

Keep these plants in bright indirect sunlight. Water these plants only after the top layers of the plant is dry.

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