No.Cultivar NameLeaf ColorVariegationVar ColorOriginFlower ColorSeasonSourceRegistered
1 'Ulan'Med-Green--HybridLight-Purple-Becherer, Josef--NR--
2 'Unruly Troll'Blue/Green--UnknownPale-LavenderJune into JulySchulz, Ed.2014
3 'Upper Woburn Place'---Unknown--Crockett, Clyde--NR--

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