Aconitum carmichaelii (Arendsii Group) Cloudy - 2 litre pot £6.00 Sorry, this plant is currently out of stock. Monkshood. Long spires of white, hooded flowers, flushed with lilac, and with purple-blue petal edges in late summer and autumn. Sun or part shade, humus-rich soil. H:80cm PBR - unlicensed propagation for resale prohibited.