Prelude' is a dwarf variety that will reach 1-2' tall and wide at maturity. It will be covered with large clusters of white, bell-shaped flowers in mid-spring. Rich, green foliage is tinged with bronze new growth.
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Northern Starburst' has deep-green foliage that turns burgundy-red in the fall and winter. It has a compact, rounded growth habit and will reach 3-4' tall and wide.
The 'Polarnacht' has a broad growth habit and will reach 2-3' tall and 4-6' wide. It is known for its dark, deep-purple flowers that bloom in late spring.
