Cultivar NameSourcePlant SizeLeaf ColorVariegationVar ColorOriginFlower ColorSeasonRegistered
'Yankee Clipper'Malloy, AlexSmallDark-GreenMedialWhiteUnknown----NR--
'Yankee Doodle'Malloy, AlexSmallMed-GreenMarginalWhiteUnknown----NR--
'Yankee Peddler'Malloy, AlexMediumMed-GreenStreakedWhiteNat-SportPale-LavenderJuly--NR--
'Yellow Kid'Malloy, AlexSmallYellow--Hybrid----NR--
'Yellow Splash'Aden, PaulMediumDark-GreenStreakedCreamy WhiteHybridDeep-PurpleJuly into August.1976
'Yellow Waves'Aden, PaulSmallYellow--HybridLight-PurpleAugust.1978
'Yes, Sir!'Donsky, GeorgeLargeMed-Green--Hybrid-July into August.2009
'Yours Truly'Terpening, KentSmallMed-GreenMarginalWhiteUnknown----NR--
'Yucca Ducka Do'Lydell, RansomMediumMed-Green--HybridLight-PurpleAugust.2000
'Yukon River'Malloy, AlexMediumBlue/Green--Unknown----NR--

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