Trailing African Daisy

Shrubby, semi-succulent herbaceous flowering plant native to South Africa, belonging to the small tribe Calenduleae of the sunflower family (Asteraceae).
It grows between 6 and 12 inches tall and can spread four to six feet in width. The dark-centered daisy-like flowers range in color from deep purple to white. Some hybrid growers have bred pale yellow-flowering strains. The plant is a perennial in mild climates.