1.   This is also the time to experiment with some unusual perennials and ornamental grasses you might not buy normally.

2.   Now I plan to grow more unusual perennials, he says.

3.   Downsizing their large collection of unusual perennials is harder.

4.   Mary Ann McGourty and her husband, Fred, own Hillside Gardens, a nursery in Norfolk, Conn., that specializes in unusual perennials.

5.   The nursery specializes in unusual perennials, and plants are for sale.