Blue Potato Vine beats the Blues.

While it does not have the most flattering name, the Blue Potato Vine ( Solanum ) is a showy ornamental climber or screen plant, which can be trained to a shrub type habit or just left to scramble over a trellis or pergola. Native to Brazil, this fast growing plant is happiest in a sunny position. it is suitable for the temperate or warm climate garden and flowers in Spring and early Summer. This plant is growing in a Sydney garden.