Aloysia gratissima, or Whitebrush, is a native perennial shrub that grows up to 10 ft tall. It has small, whitish or bluish vanilla scented flowers. Found in rocky or gravelly hills, sandy arroyos or limestone soils around 3000-4000 ft. Flowers April-September in full sun to partial shade. It tolerates poorly drained soils and is drought tolerant. Monarchs often use it as a resting site during their fall migration. Butterflies are drawn to its nectar. Birds also feed on its small seeds.
Whitebrush, Aloysia gratissima