Summer-flowering plants for beds and borders. They will grow in any good garden soil, but like plenty of water. Plant in autumn or spring, also divide the roots at this period. Modern hybrids include some very striking colours. Some of the best are:
A. Freule van den Bosch, with showy plumes of deep pink.
Betsy Cuperus, pure white sprays of flowers, 5-ft.
Gloria, pink, and While Gloria white, both compact varieties. Useful .also for forcing.
Granat, a dark crimson-red variety.
King Albert, long white plumes. Height 6-ft.