CultivarPlant SizeLeaf ColorVariegationVar ColorOriginFlower ColorSeasonSourceRegistered
'American Royalty'MediumMed-GreenMedialWhiteUnknown--Goodwin, Randy--NR--
'Crown Royalty'MediumBlue/GreenMarginalYellowHybridPale-LavenderJuly into AugustMinks, Eldren.1990
'Giantland Royal Highness'LargeMed-GreenStreakedYellowUnknown  Miller, Jeff--NR--
'Her Royal Hotness'MiniatureMed-GreenStreakedYellowUnknown-July into AugustFreeman, Franc.2012
'Isle Royal'LargeMed-Green--HybridPale-LavenderJulyWilkins, Dr Jim.2000
'Mount Royal'MediumMed-Green--HybridPure-WhiteAugustLe Jardin de bontanique de Montreal.1983
'Richland Royal Prince'SmallMed-GreenMedialWhiteHybridLight-PurpleJuly into AugustWade, Van--NR--
'Richland Royal Princess'LargeMed-GreenMarginalWhiteNat-SportLight-PurpleJulyWade, Van.1999
'Richland Royal Purple'LargeMed-Green--Nat-SportDeep-PurpleJuly into AugustWade, Van.1999
'Royal Accolade'MediumLight-GreenMarginalGreenNat-SportPure-WhiteAugustZumbar, Wm.1986
'Royal Bells'MediumDark-GreenMarginalYellowHybridDeep-PurpleAugustDishon, Jim.1999
'Royal Charm'SmallBlue/GreenStreakedWhiteNat-SportPale-LavenderJune into JulyJohnson, Greg.2004
'Royal Charmer'LargeMed-GreenStreakedWhiteNat-SportPure-WhiteJuly into AugustVan Eechaute, Danny.2011
'Royal Command'----Duplicate--Duplicate Name--NR--
'Royal Crest'LargeMed-Green--HybridPure-WhiteAugust to SeptemberHansen, Hans & Walters Gardens.2018
'Royal Diadem'LargeMed-GreenMarginalWhiteNat-SportPure-WhiteAugust to OctoberZumbar, Wm & Zilis, Mark--NR--
'Royal Empress'GiantMed-GreenMarginalChartreuseNat-SportPale-LavenderJune into JulyRawson, Don.2016
'Royal Flush'LargeBlue/GreenMarginalYellowHybridPale-LavenderJulySavory, Robert.1985
'Royal Gold'LargeYellow--TC SportPure-WhiteAugust to OctoberWayside Gardens--NR--
'Royal Golden Jubilee'MediumMed-GreenMedialYellowNat-SportPale-LavenderJulyFord, Richard & Mary.2004
'Royal Highness'MediumYellow--Unknown--Minks, Eldren--NR--
'Royal Highness Abrielle'----Unknown--Unknown--NR--
'Royal Lady'LargeDark-Green--Unknown-August to SeptemberHolly, Gladys & AHS.1986
'Royal Mouse Ears'SmallBlue/GreenStreakedWhiteTC SportLight-PurpleJulyDeckert, Emile & Jane.2004
'Royal Oyster'MediumMed-Green--Nat-SportPure-WhiteAugustSummers, Alex--NR--
'Royal Persuasion'SmallDark-Green--Unknown--King, Jim--NR--
'Royal Purple'LargeMed-Green--Hybrid--Wrede, Arthur--NR--
'Royal Quilt'LargeBlue/Green--HybridNear-WhiteJune into JulyCaprice Farm Nursery.1988
'Royal Rainbow'MediumMed-GreenStreakedYellowHybrid--Aden, Paul.1978
'Royal Regal Rhubarb'LargeMed-GreenMarginalWhiteNat-SportLight-PurpleJuly into AugustBenedict, Dr Ralph (Herb)--NR--
'Royal Rhubarb'LargeMed-Green--HybridLight-PurpleJuly into AugustRuh, Peter & Jean.2005
'Royal Rim'LargeMed-GreenMarginalWhiteNat-SportPure-WhiteAugust to OctoberZumbar, Wm & Zilis, Mark--NR--
'Royal Scepter'SmallLight-Green--Nat-SportMed-LavenderJulyUnknown--NR--
'Royal Sovereign'----Unknown--Unknown--NR--
'Royal Splash'LargeMed-GreenStreakedWhiteTC SportPure-WhiteAugustGrullemans, John J. & Wayside Gardens--NR--
'Royal Standard'LargeMed-Green--HybridPure-WhiteAugust to OctoberGrullemans, John J. & Wayside Gardens.1986
'Royal Standard' - Mediovariegated-Med-GreenMedialYellowTC SportPure-WhiteAugust to OctoberUnknown--NR--
'Royal Standard' - Yellow FormLargeYellow--TC SportPure-WhiteAugust to OctoberUnknown--NR--
'Royal Standard Double'LargeMed-Green--Nat-SportPure-WhiteAugust to SeptemberReinermann, W.--NR--
'Royal Standard Special'LargeMed-GreenMarginalYellowTC SportPure-WhiteAugust to OctoberGrullemans, John J. & Wayside Gardens--NR--
'Royal Super'MediumDark-GreenStreakedYellowNat-SportPure-WhiteJuly into AugustWalters Gardens & Falstad, Clarence.2000
'Royal Susan'LargeMed-GreenStreakedWhiteNat-SportPale-LavenderAugustBenedict, Dr Ralph (Herb)--NR--
'Royal Tapestry'LargeBlue/GreenMarginalYellowHybridPale-LavenderJulySchwarz, Jim.2002
'Royal Tiara'SmallMed-GreenMedialWhiteTC SportPale-LavenderJulyZilis, Mark.1988
'Royal Wave'SmallBlue/GreenStreakedWhiteNat-SportPale-LavenderJune into JulyJohnson, Greg.2004
'Royal Wedding'MediumMed-GreenMarginalWhiteTC SportPure-WhiteAugust to SeptemberBergeron, Amy & Walters Gardens--NR--
'Royalty'MediumYellow--UnknownLight-PurpleJulyAnderson, Kenneth.1982
'Slightly Royal'LargeMed-GreenMarginalWhiteNat-SportPure-WhiteAugust to OctoberJohnson, Greg.2004
'Valley's Royal Affair'----Unknown--Linneman, Jeroen--NR--
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