- HostaHelper from PlantsGalore.Com

Cultivar Name	Plant Size	Leaf Color	Variegation	Var Color	Origin	Flower Color	Season	Source	Registered
'Uncle Hirsch'	-	Blue/Green	Marginal	Yellow	Hybrid	-	August to September	Graves, Butch	.2008
'Unsung Hero'	Medium	Med-Green	Marginal	Yellow	Nat-Sport	Light-Purple	July	Hansen, Hans	--NR--
'Upper Echelon'	Medium	Blue/Green	-	-	Hybrid	-	June into July	Ward, Dr Dick & Jane	.2013
'Urajiro Izu Iwa'	Small	Dark-Green	-	-	Unknown	Med-Lavender	August to September	Unknown & Walek, Kevin	.2009
'Urajiro', H. rupifraga	Small	Med-Green	-	-	Nat-Sport	Deep-Purple	-	Nigishi	--NR--