Hosta Blue Angel will form a very large specimen of 30"-36" inches In height with a spread of up to 72". Probably one of the largest of the blue Hostas. Hosta Blue Angel was introduced in the 1970's. It emerges with blue green foliage, turning to dark green by late summer. It has large ovate leaves that are slightly corrugated with a thick substance, giving a good amount of pest resistance. This huge specimen selection has big, heart-shaped blue-grey leaves and tall stems of near-white flowers on 56" scapes in midsummer, followed by fertile seeds. Plant this specimen in dappled shade. Not sun tolerant. RHS Award Of Garden Merit.