Cornflower "Dwarf Mixed" Seeds - Bachelor Button Seeds Polka Dot Mix Cornflower – or Bachelor Button – is one of the most popular wildflower seed varieties in the United States and the wider Occidental world. Not only is cornflower attractive and affordable, but it is also a vigorous species with a wide-ranging adaptability that typically renders it easily grown from seed. Plant “Dwarf Mixed” Cornflower seeds in a sunny to partially shaded site with well-drained soil.