- HostaHelper from PlantsGalore.Com

Cultivar Name	Plant Size	Leaf Color	Variegation	Var Color	Origin	Flower Color	Season	Source	Registered
'Harrison'	Giant	Blue/Green	-	-	Unknown	Pale-Lavender	July	Harrison, Dr Jamison & Ruh, Peter	.1987
'Hippodrome'	Medium	Med-Green	-	-	Hybrid	Near-White	June	Malloy, Alex	.2001
'Hoarfrost'	Giant	Blue/Green	-	-	Hybrid	Near-White	June into July	Fisher, Eunice V. & The American Hosta Society	.1986
'Honey Hill Pearl Essence'	Large	Light-Green	-	-	Unknown	Pale-Lavender	July into August	Erb, Marsha Axmear	.2003
'Hoosier Dome'	Large	Med-Green	-	-	Hybrid	Near-White	June	Petryszyn, Olga	.1998