Name: White Pampas Grass Cortaderia Selloana Ornamental Plant Seeds · Quantity: 1 Professional Pack, approx 500 seeds / pack, so total is approx 500 seeds. · New seeds, high germination · Zone: 1-11 Hardy Perennial Pampa Grass is a tall grass native to southern South America and Patagonia. It can grow up to 3 meters in height and its evergreen leaves have very sharp edges so they should be handled with care. This grass bears flowers in a dense white panicle about 40 cm or 16 inches in length.