Zone:  3-7
Height:  75-90cm [30-36in]; shorter than some hybrids
Spread:  30cm [1ft]
Bloom:  Early to mid-summer; brilliant blue single blooms clustered on strong multi-stems.  Very showy.  Can repeat bloom.
Foliage:  Medium green star-shaped basal cluster, with simpler leaves up stalks
Light:  Part shade to full sun
Water:  Moderate
Soil:  Rich (composted manure, mulched), well drained
Garden Location:  Middle of borders; especially attractive up against supporting structure or strong vegetation (like yews...).  Although the stalks are strong, winds will flatten them unless they are staked.