The genus is endemic to four continents. Over 60 species are native throughout the warmer parts of the New World from the southern United States south to Chile, while many other species are found in the Old World, in Africa, and parts of Asia, but all are absent as natives from Europe and Australasia.
A large purple flowering shrub that attracts many butterflies and beneficial insects with it's plentiful nectar
Deadhead regularly to get maximum blooms
Will tolerate most soils and likes to be in full sun, will tolerate some shade during the day