Hardy Perennials - RHS Practicals Author:Royal Horticultural Society This guide offers practical information and advice to both the beginner and the busy gardener. It contains full colour images and step-by-step instructions to help the reader get results. Topics covered include: flowering and foliage interest throughout the year; choosing and planting; growing perennials in containers; planning colour combinatio... more »ns; and raising your own plants.« less