Selecting, Growing, and Combining Outstanding Perennials: Great Plains Edition : At last, it's easier than ever to have a gorgeous perennial garden in the Great Plains! Find out which perennials perform best in your climate and soil. Learn from successful perennial growers in your area. Make perennial growing simpler with commonsense, helpful tips and techniques. Discover how perennials can be perfect companions for roses, shrubs, vines, and annuals.