DAVID DEARDORFF is a plant pathologist; his wife, KATHRYN WADSWORTH, is a writer and naturalist. Together, they have authored four gardening books. What's Wrong With My Plant? received the Silver Achievement award for best technical garden book from the Garden Writers of America and has been translated into French and Korean. They travel extensively to hold popular workshops and lectures across the country and are frequent guests on gardening radio and TV shows including Martha Stewart Living Radio, Joe Lamp'l's Growing a Greener World, Ken Druse's Real Dirt, and Ciscoe Morris's Gardening with Ciscoe.
