12 NASA-Approved Plants that Actually Improve Air Quality

Even if you’ve never given indoor air quality much thought, the past two years have likely changed that. HEPA air cleaners and negative air machines have become conversation topics, and indoor air quality is very much on everyone’s mind. You might be contributing to better air quality already, though, with your collection of indoor plants.

We’ve actually known that houseplants can do quite a bit to improve air quality since 1989, when NASA conducted a study to determine how popular houseplants contribute to air quality by removing toxins. Ever since, the plants that improve air quality have been nicknamed “NASA-approved plants”.

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