Plants Not Proven to Guarantee Best Air Quality
At least, not as well as a HEPA filter. A November, 2019 study by Brian E. Cummings and Michael S. Waring entitled “Potted Plants Do Not Improve Air Quality”, suggests that you would need 10 to 1,000 plants to provide the best air quality or to reduce the Volatile Organic Compounds (VOC) indoors. That being…