Agastache foeniculum (Licorice Mint / Lavender hyssop). Purple Perennial. Summer Bloom. 24” to 48” height. Full Sun to Part Shade. Moisture: Medium. Origin: North America. USDA Zone: 4a-9b. Germination: No pre-treatment needed. Surface sow, keep moist until germination. Slow to germinate. 1538000 seeds per pound