Blue potato bush

''Lycianthes rantonnetii'', the blue potato bush or Paraguay nightshade, is a species of flowering plant in the nightshade family Solanaceae, native to South America. Growing to about 6 ft tall and broad, it is a rounded evergreen shrub with a somewhat lax habit. A profusion of trumpet-shaped, bright blue-purple flowers with a prominent yellow eye appear in summer, followed by red berries. It is widely cultivated and may be hardy in mild or coastal areas. Alternatively it can be grown in a.. more