This stately perennial adds drama and a sense of the exotic to borders with it's large grey leaves and huge purple thistle flowers. Best grown on full sun in well drained rich fertile soil. It grows to a height of 6ft. Attractive to bees and butterflies it is hardy but protect the crown from winter wet by mulching with dry straw or fleece. Flower heads also provide winter interest. The stems can be eaten after blanching.
Available in 1litre pots