Early verity, High of bush – 1,5 – 1,8 m
Duke has an erect but broad habit and stiff and straightened stems. High of bush – 1,5 – 1,8 m. Duke blooms late but ripens early which protects the blossoms from spring frosts. Bush has a high frost resistance and well tolerated spring temperature fluctuations. The size of the berries is medium / large. The taste of berries is moderately sweet. Yield – high.
Cold hardiness -34°C (USDA zone 4).