The Duke blueberry, also known as ''
Vaccinium'' 'Duke', is a
cultivar
A cultivar is a type of cultivated plant that people have selected for desired traits and when propagated retain those traits. Methods used to propagate cultivars include: division, root and stem cuttings, offsets, grafting, tissue culture, ...
of northern highbush
blueberry
Blueberries are a widely distributed and widespread group of perennial flowering plants with blue or purple berries. They are classified in the section ''Cyanococcus'' within the genus ''Vaccinium''. ''Vaccinium'' also includes cranberries, bi ...
released in 1987. It is a
tetraploid cultivar,
derived mostly from ''
Vaccinium corymbosum'' with a 4 percent contribution of ''
Vaccinium angustifolium''.
Its parentage includes the cultivars 'Ivanhoe' and 'Earliblue'
It has gained the Royal Horticultural Society's Award of Garden Merit.
References
Blueberries
Food plant cultivars
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