Rare - seldom available. To 50 cms. Deeply divided leaves, hairy stems with pretty white flowers. Sun/part shade. Clump forming. Winter dormant.
Popular variety. Clumps of handsome dark green foliage, which colours well in autumn. The flowers are rich violet-blue, heavily veined on 60 cm stalks in midsummer. Sun/part shade. Clump forming hardy perennial. Winter dormant.
Height to 90 cms. Lovely blue-green heavily ribbed leaves. Droopy mauve bell-shaped flowers late summer. Shade, moist humus rich soil. 1.5 to 2 litre pots. Winter dormant.
Seldom seen in New Zealand. 30-60 cms in height. The 1-1.5 in flowers grow in whorls on an inflorescence about 30 cms long. The name castanea, which means 'chestnut coloured', refers to the purplish-maroon flowers. Summer flowering. Sun. Winter dormant.
Mixed green varieties only. Light shade, moist soil with excellent drainage.