Clump forming perennial. Double dark purple-blue flowers appear almost black. Height and spread to around 60cm x 45cm.   ..

Double purple-blue flowers produced on tall stems above light green leaves. Any soil in sun or light shade. Height and spread to around 60cm x 40cm. ..

Upright, reliable perennial with dark ruby fully double flowers from late Spring to early Summer Best in fertile, well drained soil in full sun or partial shade. ..

Upright reliable perennial. Rose pink fully double flowers from Spring to early Summer. Best in moist, well drained soil in full sun or partial shade. Height and spread to around 60cm x 45cm. ..

Vigorous upright clump forming deciduous perennial with double deep red flowers from late spring to early summer. Grow in any moist or well drained soil in full sun or part shade. Height 100cm, spr..

An upright plant, with divided, light green leaves and delicate, single, pure white flowers, with short, curled spurs. Height to around 60cms. ..

Dark purple almost black flowers, with white tipped petals produced above dark green leaves. Any soil in sun or part shade. Height and spread to around 75cm x 45cm.   ..

Lots of long spurred white flowers with prominent golden stamens in early summer. Height to 2ft. Any soil in sun or light shade. ..