Forrest Keeling's two primary divisions of plant products are RPM (root production method®) and bare root. RPM is further divided into woody species plus perennials and grasses.
- RPM® WOODIES/CONTAINERS: Includes nursery grade, conservation grade and grafted specimens
- BARE ROOT: Includes field grown seedlings and media grown 'Step One' RPM specimens
- RPM® NATIVE PERENNIALS, GRASSES AND PRAIRIE FORBS: Available in one-gallon containers