Also known as Corn Flower, this drought tolerant annual, native to southern Europe, is best known for its ragged, fluffy flower heads which bloom white, blue, pink, or purple. Bachelor Button is a prolific seeder and will come back year after year with little effort. It can grow up to three feet tall and needs full sun to partial shade. A great wildflower for uses in flower arrangements and it is one of the easiest wildflowers to establish.