No.Cultivar NamePlant SizeLeaf ColorVariegationVar ColorOriginFlower ColorSeasonSourceRegistered
1 'Radiant Edger'MiniatureMed-GreenMarginalYellowTC SportPale-LavenderJune into JulyZilis, Mark.1990
2 'Raleigh Remembrance'MediumMed-Green--HybridMed-LavenderJulyZilis, Mark.2003
3 'Raspatini'MiniatureMed-Green--HybridLight-PurpleAugustZilis, Mark.2009
4 'Raspberries and Cream'SmallMed-Green--TC SportLight-PurpleAugustZilis, Mark.2004
5 'Raspberry Meringue'SmallDark-GreenMedialChartreuseTC SportDeep-PurpleAugustZilis, Mark.2003
6 'Raspberry Sorbet'SmallDark-Green--HybridDeep-PurpleAugustZilis, Mark.1999
7 'Raspberry Truffle'SmallMed-GreenStreakedSpecklesTC SportLight-PurpleAugustZilis, Mark--NR--
8 'Rebecca'LargeYellow--HybridPale-LavenderJulyZilis, Mark.2004
9 'Regal Tot'SmallLight-Green--HybridLight-PurpleJuly into AugustZilis, Mark.2010
10 'Rendezvous'MediumBlue/GreenMarginalWhiteSportPale-LavenderJuly into AugustZilis, Mark & Schwarz, Jim.2014
11 'Rick Strub'LargeBlue/Green--Hybrid--Zilis, Mark--NR--
12 'Ringmaster'SmallBlue/GreenMarginalWhiteSportPale-LavenderJulyZilis, Mark.2011
13 'Rippled Treasure'MediumMed-Green--Hybrid-June into JulyZilis, Mark.2010
14 'River City Blues'LargeBlue/Green--UnknownPale-LavenderJune into JulyZilis, Mark & Ankney, Barry.2018
15 'Rock of Gibralter'LargeBlue/Green--Sport-June into JulyZilis, Mark.2010
16 'Roller Coaster Ride'SmallMed-GreenMarginalWhiteTC SportLight-PurpleAugustZilis, Mark.2005
17 'Rotini'LargeBlue/GreenStreakedYellowHybrid-June into JulyBeilstein, Doug & Zilis, Mark.2009
18 'Route 66'LargeYellow--TC Sport-July into AugustZilis, Mark.2005
19 'Royal Diadem'LargeMed-GreenMarginalWhiteSportPure-WhiteAugust to OctoberZumbar, Wm & Zilis, Mark--NR--
20 'Royal Rim'LargeMed-GreenMarginalWhiteSportPure-WhiteAugust to OctoberZumbar, Wm & Zilis, Mark--NR--
21 'Royal Tiara'SmallMed-GreenMedialWhiteTC SportPale-LavenderJulyZilis, Mark.1988
22 'Ruffled Mouse Ears'MiniatureBlue/Green--SportMed-LavenderJulyZilis, Mark.2011
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