Hosta Kempen Sky High will form a very upright mound of 12"-16" in height, with a spread of up to 12 " at maturity. Hosta Kempen Sky High is a very attractive Hosta. Very upright blue leaves of good substance, that are folded inward, twisted & wavy. The colour of the leaves is blue-green and it seem to have a wax cover on both sides. Pale lavender flowers will appear on 20" scapes with blue legs, in Jul & Aug. Appears to be both slug resistant and sun tolerant.