The most comprehensive guide to today's most popular and versatile garden plants and flowers The definitive practical guide to choosing, planting and combining herbaceous perennials - an essential tool for gardeners of all levels, from the experts at the RHS. bull; From Acaena to Zizia, an A-Z guide to over 5,000 perennials bull; Includes the vast numbers of new perennials made available in the last 10 years bull; Tells you how to choose the right ones for your garden with cultivation, propagation and hardiness information to help you grow them successfully bull; Inspirational ideas for planting schemes bull; Expert tips on how to get the best from your plants and your garden Make a perennially beautiful garden with this essential guide.