Perennial Vegetables: From Artichoke to ‘Zuiki’ Taro, a Gardener’s Guide to Over 100 Delicious, East-to-Grow Edibles.By Eric Toensmeier2007, 242 pages​Imagine growing vegetables that require just about the same amount of care as the flowers in your perennial beds and borders—no annual tilling and potting and planting. They thrive and produce abundant and nutritious crops throughout the season. It sounds too good to be true, but in Perennial Vegetables author and plant specialist Eric Toensmeier (Edible Forest Gardens) introduces gardeners to a world of little-known and wholly underappreciated plants.