Annual: The Delta Premium series are real showstoppers and are excellent for both spring & fall, with multiple uses for bedding, landscapes & containers. Extra early & uniform. Hardy, heat, and cold tolerant. Slight scent and edible blossoms. Growth habit: mounding. Bloom color: blue w/yellow face & distinct blue whiskers. Height: 4-6". Width: 6-8". Exp.: sun/part shade. Water: mod. USDA Z7.