Cultivar NamePlant SizeLeaf ColorVariegationVar ColorOriginFlower ColorSeasonSourceRegistered
'Ufo'GiantDark-GreenMarginalYellowNat-SportPale-LavenderJuly into AugustFransen, Marco--NR--
'Uguis'LargeMed-Green--UnknownLight-PurpleJuly into AugustUnknown & Walek, Kevin.2009 .2018
'Uju'SmallDark-GreenMarginalYellowNat-SportLight-PurpleJuly into AugustZilis, Mark.2011
'Uncle Hirsch'-Blue/GreenMarginalYellowHybrid-August to SeptemberGraves, Butch.2008
'Undertow'SmallMed-Green--HybridMed-LavenderAugust to SeptemberSeaver, Charles.2012
'Undine'GiantDark-Green--HybridPale-LavenderJune into JulySchuster, Eberhard & Syre-Herz, Ursula--NR--
'Unexpected Song'LargeDark-Green--Nat-SportPure-WhiteJuly into AugustWilkins, Dr Jim.2000
'Uniquely Catawampus'SmallMed-GreenMarginalWhiteHybridLight-PurpleAugust to SeptemberRosenberg, Marlene & Miller, Jeff.2016
'Unruly Child'MediumDark-Green--Unknown-July into SeptemberAvent, Tony.2012
'Unsinkable Molly Brown'LargeDark-GreenMarginalGreenNat-SportMed-LavenderJuly into AugustPostlewaite, Peter.2013
'Unsung Hero'MediumMed-GreenMarginalYellowNat-SportLight-PurpleJulyHansen, Hans--NR--
'Upbeat'GiantMed-Green--HybridPale-LavenderJulyRuh, Peter.2000
'Urajiro'SmallMed-Green--Nat-SportDeep-Purple-Nigishi--NR--
'Urajiro Amagi Iwa'MediumDark-Green--Unknown-SeptemberUnknown & Walek, Kevin.2009
'Urajiro Izu Iwa'SmallDark-Green--UnknownMed-LavenderAugust to SeptemberUnknown & Walek, Kevin.2009
'Urban Cowboy'MediumMed-GreenStreakedYellowTC SportPale-LavenderJulyZilis, Mark.2009
'Urchin'SmallMed-Green--HybridMed-LavenderJuly into AugustBeilstein, Doug & Mardy.2013
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