These perennials resemble astilbe, with slowly spreading clumps of finely divided leaves topped in summer by plumy, branched clusters of tiny white or cream flowers. Good in perennial borders or at edge of woodland against a dark background.Aruncus dioicus
Native to Eurasia and to southeastern and south-central Alaska. Grows to 6 (sometimes 7) ft. tall, 4 ft. wide, with foamy plumes of white flowers in 20-in., much-branched clusters.
To 8– 15 ft. tall and wide, with arching branches. Lobed, maplelike dark green leaves to 2&ndash
Vigorous growth to 35–40 ft. tall, 20–25 ft. wide. New leaves are burgundy, turning bronzy...
Slower growing than the species, to about 40 ft. tall, 30 ft. wide. Holds purple foliage color until l...