Alyssum Seeds - Easter Bonnet Series63 77 days. Annual. Open pollinated seeds. Easter Bonnet Series Alyssum seeds promise delicate and early spring blooms to your garden when others can not. Alyssum flower seeds grow vigorous, frost hardy plants that thrive in a wide range of North American gardens. Easter Bonnet Alyssum seeds grow compact, yet durable 6 10 tall creeping mounds dazzling with tiny 4 petaled blooms in a a variety of signature colors. Easter Bonnet Alyssum flowers are an