open-pollinated seedling of H. 'Hoarfrost' was registered by
Bob Kuk of Kuk's Forest in Ohio in 1988. The mound is about 25 inches tall by 62
inches wide with misted yellow, green and white at the center of the foliage.
Its leaves are broadly oblong to ovate, moderately corrugated, has thick
substance and has a thin underside bloom. The near white flowers bloom from late
June into July.
The Hostapedia by
Mark Zilis (2009), "The leaf color...changes throughout the growing
season. In cool climates, I've seen the variegation persist into mid-July."