Growth Rate: Moderate
Mature Height: 10 ft
Foliage Color: Green Flowers: Purple
Growth Habit: Rhizomatous
Moisture Use: Medium
Drought Tolerance: Medium
Fire Resistant/Tolerance: High
Wildlife Value: Low – used by pollinating insects, some browse value .
Disease/Pests: Powdery mildew .
Native to Wyoming: No
Other: Should be planted in areas with good air circulation to reduce powdery mildew .  Does not tolerate poorly drained soils