Deep violet-blue flowers create a splash of summer color lasting into fall. Erect stems hold attractive dark green, ribbed and serrated leaves. They add great vertical interest to the garden with its colorful spires. Water deeply, regularly during first growing season to establish an extensive root system. A herbaceous perennial.
Light Needs: Full sun
Water Needs: Needs regular watering - weekly, or more often in extreme heat.
- Bloom Season: Mid Summer to Fall
Height: up to 1′
- Habit: Upright
USDA Zone: 4-8
Photos courtesy of Monrovia.