- Average Seeds per Packet
- Packet Price
Hardy Naturalised Perennial Shrub, usually of open ground and waste places; with many dense conical heads of mauve or purple (or occasionally white) flowers in June to October, and bold, spear shaped foliage.
Height x Spread:
72 in (180 cm) x 60 in (150 cm)
Very attractive to Butterflies, an excellent butterfly garden feature plant.