Sir Robert' produces large, pale-pink flowers in late spring. Keeps a compact habit, reaching 2-3' tall and 3-4' wide.
The 'Green Mound' has an incredibly rounded growth habit and will reach 2-3' tall and wide at maturity. It has rich-green foliage that tinges with bronze during the winter.
Little Henry' is a dwarf variety that will reach 2-3' tall and wide and is perfect for container gardening. It produces clusters of long, white blooms that attract pollinators in abundance.
Neon Flash' has bright, neon-red flowers with rich-green foliage that becomes dark burgundy in fall. Quickly reaches 2-3' tall and 3-4' wide.