Lisa Eldred Steinkopf is The Houseplant Guru, who features all things houseplants on her blog, thehouseplantguru.com. She is the author of Houseplants and Grow in the Dark and has written for HGTVgardens.com, Real Simple magazine, Michigan Gardener Magazine, the houseplant section of Allan Armitage's Greatest Perennials and Annuals app, and Michigan Gardening Magazine, where she writes a monthly column. She worked for more than a decade at Steinkopf Nursery as the Annuals and Houseplants Manager, and has been interviewed online, in print, and on TV about houseplants. She harbors well over 1,000 houseplants in her home.