A selection from the species having a more compact habit and slightly darker clusters of beautiful blue star like flowers produced on top of tidy mounds of narrow green foliage colouring in the autumn. Sun or light shade. Soil not too wet. Height; 50cm – 80cm
Most unusual clusters of slate blue star like flowers produced on top of tidy mounds of narrow green foliage colouring in the autumn. Sun or light shade. Soil not too wet. Height; 70cm – 90cm