Perennial: Long lasting cut flower. Spreads slowly by underground rhizomes. Excellent for borders. Best when staked. Bloom time: spring-fall. Bloom color: mauve pink outer petals w/green tips/gold-yellow inner petals w/brown stripes. Height: 2-3'. Exposure: sun/part shade. Water: moderate/moist. Tolerates bog, deer and drought. USDA Z8.