An extremely hardy and low maintenance perennial. Strap like grey-green leaves. Flowers in late Spring and Summer. Dark purple outer petals and lavender inner petals. Full sun or part shade in moist free draining soil. Height 90cm. Spreed 30cm.
An extremely hardy and low maintenance perennial. Strap like green leaves. Very dark purple flowers appear black creating stunning contrast in the Summer garden. A RHS Award of Garden Merit plant. Full sun. Height 90cm. Spread 30cm.
