| title | ISBN-13 | year of publication |
|---|---|---|
| 100 Best Perennials: California and the West Coast | 978-0-13-637117-5 | 1991 |
| 100 Best Perennials: Mid-Atlantic and the Southeast | 978-0-13-637075-8 | 1992 |
| 100 Best Perennials: Midwest | 978-0-13-637125-0 | 1991 |
| 100 Best Perennials: New England and the Northeast | 978-0-13-633751-5 | 1993 |
| 100 Best Perennials: Northwest | 978-0-13-637083-3 | 1993 |
| 100 Best Perennials. Rocky Mountains | 978-0-13-637091-8 | 1993 |
| 100 Best Perennials: Texas and the Southwest | 978-0-13-637109-0 | 1993 |