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- Current height: 4 to 5 inches
- Mature height: 2 to 5 feet, with a spread of up to 4 feet
- Light: Full sun to part shade
- Soil: Medium to wet
- Bloom: Lavender summer-fall
- Landscape uses: Borders, rain gardens, peripheries of water bodies and other moist areas.
- Photo: Creative Commons
Pollinator value: Very high. Special value to native bees.
Showy flower clusters of pale lavender surrounding a yellow disk; blooms from August through October.