A mature plant of Windwalker® in its full early fall glory will stop you in your tracks! A strong, vertically growing cultivar with distinctive gray-blue foliage and tall, bronze flowering spikes, this is a superb specimen for use in xeriscapes and perennial borders. Selected by plantsman Bill Adams, of Sunscapes nursery in Pueblo, CO, Windwalker® is a unique form of North America's most famous tall grass prairie native. Flat of 9 plants will cover 18-23 square feet when planted together.