This is Anisacanthus quadrifidus, also known as Hummingbird Bush, Flame Acanthus, Wright Anisacanth, and Muicle. This colorful shrub likes to live in the sun but can handle a spot in partial shade as well. This plant will bloom repeatedly throughout the Summer and Fall, and is a major attraction with the bees, birds, and butterflies. Not only does this plant bring the hummingbirds, but it is also the larval host plant to the Texan Crescent, Crimson Patch, Rosita Patch, Common Buckeye, Rusty-tipped Page, and Mimic butterflies. USDA Hardiness Zones 7 to 10.