The 'Koster's Fast Form' will reach 6-8' tall and 4-5' wide and maintains a dense, upright growth habit. Its deep-green foliage is slightly weeping and gives this plant a beautiful, fan-like appearance.
Winter Sun' has leathery, spine-toothed foliage and will reach 6-8' tall and 4-5' wide. It produces bright-yellow flowers in late winter, followed by blue fruits in spring.
