A reblooming variety with large, blue flowers that bloom against dark green foliage. Will grow 2-3' tall and wide. Blooms in summer.
Nikko Blue' has rich, blue or pink flower clusters that bloom against deep-green foliage. Keeps a bushy habit, reaching 4-6' tall and wide.
Blue Billow' produces blue, lace-cap flowers against dark-green foliage. Profuse bloomer. Grows 3-4' tall and 4-5' wide.
