Also known as Whirling Butterflies. Single 1" white flowers, maturing to pink, summer, graceful in garden or cut, grows 36" tall, hardy to zone 3, perennial.
Perfect for growing in a cottage garden or informal herbaceous border. Its growth habit makes it particularly useful for filling in gaps in the border and linking other planting groups together. It has a long flowering season that lasts from early summer well into autumn.
Excellent plant for attracting bees. The flowers are pollen rich over a long period.