Silky, green-blue leaves and purple, cloud-like seed heads provide a visual delight in mid-summer. A low maintenance grass that tolerates both low and high moisture. This grass remains in seed from the mid-summer to mid-winter, making it a good source of food for the birds. Because of its size, it will need a good portion of garden space to grow. A clump-forming grass that is great for soil stabilization and preventing erosion. A warm-season grass that grows during the summer.