From the ArcaMax Publishing, Features Newsletter:
http://www.arcamax.com/news/features/s-160356-118965
Plant type: Perennial
USDA Hardiness Zones: 5a to 9a
Height: 18" to 24"
Spread: 0"
Exposure: full sun
Bloom Color: Blue, White, Yellow
Bloom Time: Early summer, Late spring, Mid spring
Leaf Color: Green
Growth Rate: average
Moisture: moist
Soil Condition: Loamy, Neutral, Sandy, Well drained
Form: Upright or erect
Landscape Uses:
Massing
Special Features:
Not North American native, Suitable for cut flowers, Attractive
flowers or blooms