Perennial: Upright, clumping growth with tall flower spikes. Tolerates poor soils, drought, deer, summer heat & humidity. Good border & cut flower plant-can use blooms fresh or dried. Attracts bees, hummingbirds & butterflies. Blooms: summer-fall. Color: purple. Size: 18-30" x 6-12". Exposure: sun. Water: dry. USDA Z3.