Dense heads of purple bell-shaped flowers appear in Summer. Tough and easy to grow garden plant, well suited to a cottage garden or herbaceous border. Height 45 cm. Spread 60 cm.
The vivid magenta flowers with their distinct black veins are starting early and finishing late. The new foliage is golden, changing to apple green. Height 40 cm. Spread 50 cm
This tall plant with its stiff stems provides useful height at the back of a border. The bright lavender purple flat flower clusters appear from June till the first frosts. Height 150 cm. Spread 60 cm.