|'Variegatum' is an evergreen perennial with an upright form developed by woody branches. The leaves are irregularly cream variegated. Early spring to early summer flowers are fragrant and orange, turning a light purple with age. Hardy in Zones 5 to 8, this perennial thrives in full sun where soil is poor to moderately fertile and tends toward the alkaline side. Trim after flowering. Grows to 16 inches tall and 12 inches wide.