We found one dictionary that defines the word perennial grass:

General (1 matching dictionary)

1. Perennial grass: Wikipedia, the Free Encyclopedia

▸ Words similar to perennial grass ▸ Usage examples for perennial grass ▸ Idioms related to perennial grass ▸ Wikipedia articles (New!) ▸ Words that often appear near perennial grass ▸ Rhymes of perennial grass ▸ Invented words related to perennial grass