Delphinium Black Knight 7cm

Black Knight is a superb Delphinium variety that produces hardy dark purple flowers with black centres. The dark blooms are quite unusual and create an eye-catching display when planted alongside contrasting varieties. Delphinium come from the Greek for 'little dolphin' in reference to the bottle shape of the unopened flowers. These interesting perennials will also make excellent cut flowers for the vase. Reaching a height of 1.5m and flower from June to September. Supplied as UK-grown 7cm module plants.