Plant Habit: | Herb/Forb |
Life cycle: | Biennial |
Sun Requirements: | Full Sun |
Water Preferences: | Mesic Dry Mesic Dry |
Soil pH Preferences: | Slightly acid (6.1 – 6.5) Neutral (6.6 – 7.3) Slightly alkaline (7.4 – 7.8) |
Minimum cold hardiness: | Zone 3 -40 °C (-40 °F) to -37.2 °C (-35) |
Maximum recommended zone: | Zone 9b |
Plant Height: | 4-6 feet |
Plant Spread: | 12 inches |
Flowers: | Showy |
Flower Color: | Other: Very deep purple to black |
Flower Time: | Summer Late summer or early fall |
Underground structures: | Taproot |
Suitable Locations: | Xeriscapic |
Uses: | Will Naturalize |
Wildlife Attractant: | Bees Birds Butterflies |
Resistances: | Drought tolerant |
Propagation: Seeds: | Needs specific temperature: 60-70° F Days to germinate: 10-14 Depth to plant seed: Surface/barely cover Sow in situ Start indoors Can handle transplanting Other info: Self sows freely |