Plant this ground cover in full sun and you will have flowers year around in light frost areas, like Southern California.  Bush varieties exist...shown here is the ground cover.  It is a good plant for slopes, is low maintenance and tolerates all kinds of watering conditions.  Some varieties have an odor that is strong and unpleasant, so smell before you buy. Other colors include shades of yellow, orange and white.  This plant can handle severe pruning and grows from 2-3 feet tall.