Amsonia 'Blue Ice' has dark blue buds that open from late spring to early summer. This hybrid Blue Star blooms considerably longer and stronger than other Amsonia. Like other Amsonia its dark green leaves turn brilliant yellow in fall. Amsonia 'Blue Ice' is usually late to emerge in spring and spreads by underground rhizomes to form an attractive groundcover. This perennial is tolerant of drier soil and clay and prefers full sun and well-drained soil. Amsonia 'Blue Ice' may rebloom if cut back after its late spring/early summer bloom period. Amsonia 'Blue Ice' is a favorite of landscapers and homeowners alike.