Sun Exposure: Full sun, to some light shade
Origin: Central North America from Canada to Mexico
Growth Habits: Long-lived herbaceous perennial, one or several stems, 2 to 3 feet tall (60-90 cm) or more, 0.5 to 1.5 feet spread (15-45 cm); tap root; rhizomes
Watering Needs: Low water use; needs good drainage
Propagation: Seeds (new plants take 2 years to flower), division in spring, root cuttings
Blooming Habits:
Deep purple flowers in late June to early fall. The flowers attract butterflies.
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