From the ArcaMax Publishing, Gardening Newsletter:
http://www.arcamax.com/news/gardening/s-160627-827830
Plant type: Perennial
USDA Hardiness Zones: 4b to 9a
Height: 24" to 48"
Spread: 12" to 36"
Exposure: full sun
Bloom Color: Blue, Lavender, Pink, White
Bloom Time: Early summer, Early fall, Late summer, Late fall, Mid
summer, Mid fall
Leaf Color: Blue, Green
Growth Rate: fast
Moisture: moist
Soil Condition: Acidic, Clay, Loamy, Neutral, Sandy, Slightly
alkaline, Well drained
Form: Rounded
Landscape Uses:
Border, Container, Ground cover, Massing, Rock garden, Seashore,
Specimen
Special Features:
North American native, Suitable for cut flowers, Attractive flowers
or blooms