Using Rain Gardens to Keep Waterways Pollution-Free

(Nassella tenuissima)

This grass attracts attention because of its airy seed heads and thread-like leaves in an unusual blond color. In this rain garden, it's planted where its cascading form contrasts with the stiffer, more upright blades of blue oat grass. Can be invasive. Silvery-green seed heads.

Hardy to –20 degrees F

Height: up to 2 feet.