Zone:  5-9
Height:  90-120 cm (3-4 ft)
Spread:  Same
Bloom:  Early summer through fall; blue lacecap type turns dark pink in fall
Foliage:  Decidous, sturdy, dark green; to burgundy-reds in fall
Light:  Full sun if kept moist; otherwise part shade or shade
Water:  Moderate
Soil:  Moist but well drained, acidic. Flower colour can be influenced by added lime for purple to pink
Maintenence:  After flowering, prune back to pair of two healthy buds; in early spring prune out damaged or diseased stems.
Garden site:  Accent or massed plantings; informal hedge