
Petunias are very popular in the garden but in colder climates they are annuals. The wild petunia, Ruellia humilis, is a hardy perennial that can take the place of other petunias.
Petunias are very popular in the garden but in colder climates they are annuals. The wild petunia, Ruellia humilis, is a hardy perennial that can take the place of other petunias.