HWA is tiny, less than 1/16″ long, and is dark reddish-brown to purplish-black in color. Its name derives from a white “wool-like” covering called an ovisac on mature egg laying adults.
Common reed grass, or phragmites, is a tall, herbaceous perennial ranging in height from 3-15 feet. Leaves and stems are stiff and sharp. Large, feathery plumes of flowers change from purple-brown in July, to tan-grey by late in the season.