This hardy flowering shrub has showy blooms from midsummer to fall. Colors include white, red, pink, lavender, blue, and bicolors, with single or double forms. Plants have a graceful vase-shaped habit, with small attractive green foliage. These heirloom shrubs are low-maintenance and a good choice for landscapes in difficult conditions or where resources are limited.
‘Red Pillar‘ and ‘White Pillar’ are columnar cultivars that grow into tall, narrow shrubs only 5′ wide and up to 15′ high.