A prolific and long-blooming perennial, its self-seeding tendencies make this an excellent naturalizer :: » Blooms early to late summer (June-August) » Flowers are purple to lavender, foliage is semi-woody with strong stems, and medium green » Prune foliage back after blooming to promote new growth and repeat blooms » Tolerates full sun, or half-day shade » Grows 42-48", spreads 60" or more » Hardiness zones 7-11 but readily self-seeds in colder climates » premium 3.5" pot (1.63pt / 770mL)