This course is designed for horticulturists and gardeners who are familiar with the basic culture of perennials. Learn the identifying characteristics, classification, scientific and common names, and landscape uses of approximately 60 spring-blooming perennials. Please dress appropriately for outdoors.
Clausen, Ruth R., T. Christopher, A.L. Detrick,
Essential Perennials: The Complete Reference to 2700 Perennials for the Home Garden.
Timber Press, 2015
The Well-Tended Perennial Garden: Planting and Pruning Techniques.
Timber Press, 2006.