Scroll on to find out which clean-air producing plants are right for you and your home. Once you've decided which ones to go for, Gallaher advises dusting the leaves with a damp towel about once a month or more, depending on how dusty your home gets. This will ensure carbon dioxide can go in and oxygen can come out. As the plant curator says, "A happy plant is the best breath of fresh air one can get during these quarantimes."