No.Cultivar NamePlant SizeLeaf ColorVariegationVar ColorOriginFlower ColorSeasonSourceRegistered
1 'Uncle Hirsch'-Blue/GreenMarginalYellowHybrid-August to SeptemberGraves, Butch.2008
2 'Unsung Hero'MediumMed-GreenMarginalYellowSportLight-PurpleJulyHansen, Hans--NR--
3 'Upper Echelon'MediumBlue/Green--Hybrid-June into JulyWard, Dr Dick & Ward, Jane.2013
4 'Urajiro Izu Iwa'SmallDark-Green--SportMed-LavenderAugust to SeptemberUnknown & Walek, Kevin.2009
5 'Urajiro', H. rupifragaSmallMed-Green--SportDeep-Purple-Nigishi--NR--
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