| hardy perennial | 1.51 | Talk about your hardy perennials. | ||
| herbaceous perennial | 0.86 | Herbaceous perennials suit my purposes admirably. | ||
| tender perennial | 0.66 | She found her niche growing tender perennials as annuals. | ||
| new perennial | 0.33 | Plant new perennials and divide and transplant existing ones. | ||
| unusual perennial | 0.33 | Now I plan to grow more unusual perennials, he says. | ||
| evergreen perennial | 0.26 | Rosemary is an evergreen perennial available in upright or trailing forms. | ||
| low-growing perennial | 0.26 | ...a low-growing perennial. | ||
| short-lived perennial | 0.26 | It actually is a short-lived perennial here. |