Wisteria x formosa 'Black Dragon' ('Kokuryu')
- floribunda 'Violacea Plena' - x formosa 'Kokuryu' - floribunda 'Royal Purple' - floribunda 'Russelliana'
Description: A vigorous, deciduous climber with palmate, mid-green leaves divide into ovate to lance-shaped leaflets, pale green when young and turning yellow in autumn. Fantastic pea-like, fragrant double lilac flowers, borne in usually pendent racemes in spring and summer, followed by bean-like green seed pods.
History: Native to Japan. Received the Royal Horticultural Society's Award of Garden Merit.
Wisteria Growing Tips: Grow in a fertile, moist, well-drained soil in sun or semi shade. May be trained into a large tree, on a wall, arch or pergola, or as a free-standing half standard.
Height and Spread (after 10 years): 6m x 4m