Christopher Lloyd knows perennials as well as anyone else alive. Now available in paperback, this book represents the fruit of Lloyd's lifetime study of perennials. Genus by genus, he sets down everything he has learned, thought, seen, tried, liked, or regretted about them, individually or in combination. He is formidably knowledgeable, iconoclastic, opinionated, and always entertaining. Here, meticulously recorded, are his expert opinions about numerous...