From the ArcaMax Publishing, Gardening Newsletter:
http://www.arcamax.com/news/gardening/s-160463-778732
Plant type: Herb, Perennial
USDA Hardiness Zones: 4a to 10a
Height: 12" to 48"
Spread: 0"
Exposure: partial shade partial sun to full sun
Bloom Color: Blue, Orange, Pink, Purple, Red, White, Yellow
Bloom Time: Late spring, Mid spring
Leaf Color: Green
Growth Rate: average
Moisture: dry to moist
Soil Condition: Adaptable, Loamy, Neutral, Sandy, Well drained
Form: Upright or erect
Landscape Uses:
Border, Container, Massing, Rock garden, Specimen
Special Features:
Not North American native, All or parts of this plant are poisonous,
Attracts butterflies, Suitable for cut flowers, Fragrant flowers