A hybrid of H. 'Versailles Blue' × H. 'Tokudama Flavocircinalis', this cultivar was registered by Rod Lysne of Northern Grown Perennials in Wisconsin in 2006. It is a giant size plant growing up to 3 feet tall and spreading to 50 inches. The leaves are heavily corrugated with thick substance. In late June, pale lavender flowers bloom on scapes up to 3 feet.

According to the Marvel Comics website, "Jotunheim is one of the Nine Worlds from Norse mythology, the homeland of the Frost Giants..."