This medium size (14 inches high by 18 inches wide) "form" of H. 'Undulata' is a non-registered cultivar from Van Wade of Wade and Gatton Nursery (Closed 2019) of Ohio. In contrast to its mother plant, it has a very small amount of white medial variegation. The leaves are twisted with a spiral curl in the tip. It bears pale purple, funnel shaped flowers in June. It is sterile and rarely sets seeds.