No.Cultivar NamePlant SizeLeaf ColorVariegationVar ColorOriginFlower ColorSeasonSourceRegistered
1 'A Dog of Flanders'MediumMed-Green--Hybrid--Philips, Hugo.2010
2 'Aachen'MediumBlue/Green--Hybrid-June into JulyMalloy, Alex.2005
3 'Aachen by Night'LargeBlue/Green  Nat-SportPale-Lavender Fransen, Marco & Fransen, Joyce--NR--
4 'Abana'MediumDark-GreenMedialYellowSport-July into AugustDupre, Dirk.2010
5 'Abbey Road'MediumDark-GreenMarginalWhiteUnknown-June into JulyWasitis, Chick.2014
6 'Aberdeen Mountain' - -Duplicate--Duplicate Name 
7 'Abiqua Big Sky'GiantBlue/Green--Unknown-June into JulyPurtymun, Charles & Ruh, Peter.2008
8 'Abiqua Chelais'MediumMed-Green--Unknown--Purtymun, Charles--NR--
9 'Academy Devon Moor'MediumMed-Green--HybridNear-WhiteJuly into AugustChamberlain, Steve.2000
10 'Ahr'MediumBlue/Green--Hybrid--Klose, Heinz--NR--
11 'Ahwaneeh'LargeLight-Green--HybridPure-WhiteJuly into AugustSyre-Herz, Ursula.1990
12 'Aichi'MediumDark-Green--SportLight-PurpleAugust to SeptemberUnknown--NR--
13 'Aksarben'GiantBlue/Green--HybridNear-WhiteJune into JulyGeissler, Julia & Ruh, Peter.1988
14 'Alabama Bowl'LargeBlue/Green--HybridNear-WhiteJulySuggs, Natalee.1986
15 'Alabama Gold'LargeYellow--HybridPale-LavenderJune into JulySuggs, Natalee.1986
16 'Alabama Sunrise'LargeLight-Green--Unknown--Solberg, Robert.2011
17 'Alaska Gold'SmallYellow--UnknownLight-Purple-Jentsch, Klaus--NR--
18 'Alaskan Halo'LargeMed-GreenMarginalWhiteSportPale-LavenderJuly into AugustRuh, Peter.1997
19 'Allegan Emperor'GiantBlue/Green--HybridPale-LavenderJulyHerrema, Ken & Deshane, H. & Ruh, Peter.2000
20 'Allegan Fog'MediumMed-GreenStreakedSpecklesHybridPale-LavenderJuly into AugustHerrema, Ken & Ruh, Peter.2000
21 'Allegan Gent'LargeBlue/GreenMarginalSpecklesSportNear-WhiteJune into JulyHerrema, Ken & Ruh, Peter.2000
22 'Allegan Peppermint'MediumLight-Green--Unknown--Unknown--NR--
23 'Allegan Peppermint Twist' - -Unknown--Herrema, Ken--NR--
24 'Allegan Webb'Large- -Unknown--Herrema, Ken--NR--
25 'Allegheny Moon'MediumMed-Green--Hybrid--Malloy, Alex--NR--
26 'Allegheny River'MediumMed-Green--HybridPure-WhiteAugustMalloy, Alex.2005
27 'Alligator Alley'MediumBlue/GreenMedialYellowTC SportNear-WhiteJune into JulyWalters Gardens.2012
28 'Alma'SmallYellow--UnknownLight-PurpleAugustKrossa, Gus & Ruh, Peter.1995
29 'Alpine Aire'MediumYellow--HybridPale-LavenderJuly into AugustMinks, Eldren.1980
30 'Alpine Dream'MediumMed-Green--HybridLight-PurpleJulySavory, Robert.1982
31 'Alpine Ice'LargeMed-GreenMarginalWhiteSportNear-WhiteJuly into AugustGreen Mountain Hosta--NR--
32 'Amakazari'MediumDark-Green--Unknown--Nakayama, Toyozo--NR--
33 'Amazon'LargeBlue/GreenMedialYellowUnknown  Goodenough, Rick--NR--
34 'An Arrow for Easton'MiniatureMed-GreenMarginalWhiteUnknown--Goodwin, Randy.2014
35 'Angel from Montgomery'MediumMed-GreenMarginalYellowUnknown-June into JulyWasitis, Chick.2014
36 'Ansty'MediumBlue/Green--Unknown--Simon, Dr Hans--NR--
37 'Antioch'LargeMed-GreenMarginalCreamy WhiteUnknownPale-LavenderJuly into AugustTompkins, Cynthia & Hofer, Paul & Ruh, Peter.1979
38 'Appalachian Beauty'LargeMed-GreenMarginalYellowTC SportNear-WhiteJune into JulyZilis, Mark.2003
39 'Appalachian Spring'MediumLight-Green--HybridNear-WhiteJune into JulyMalloy, Alex.2004
40 'Appalachian Trail'  Streaked Unknown  Unknown--NR--
41 'Arc de Triomphe'LargeBlue/GreenMarginalCreamy WhiteHybridPale-LavenderJuly into AugustElslager, Ed.2000
42 'Arctic Blast'MediumBlue/Green--HybridLight-PurpleJulyCarlson, Monty & Carlson, Julie.2019
43 'Arctic Circle'MediumMed-GreenMarginalWhiteUnknownPale-LavenderJuly into AugustTompkins, Chet & Ruh, Peter & Ruh, Jean.2002
44 'Arctic Frost'LargeBlue/GreenStreakedSpecklesSportPale-LavenderAugust to OctoberTrucks, Gary--NR--
45 'Arctic Rim'MediumBlue/GreenMarginalWhiteSportPale-LavenderJuly into AugustLydell, Ransom.1993
46 'Arctic Storm'LargeDark-GreenStreakedYellowUnknown--Ternes, Nick--NR--
47 'Arkansas Lad'GiantMed-GreenMarginalWhiteHybridNear-WhiteJune into JulyMetzger, Clark David.2005
48 'Aspen Blue'MediumBlue/Green--SportNear-WhiteJune into JulyHawes, James--NR--
49 'Aspen Breeze'MediumYellowMarginalWhiteTC SportPale-Lavender-Scolnik, Patricia & Walek, Kevin.2009
50 'Aspen Gold'LargeYellow--HybridNear-WhiteJune into JulyGrapes, Vivian.1986
51 'Aspen Green'----Duplicate--Duplicate Name--NR--
52 'Aspen Pride'MediumYellowMarginalGreenUnknown--Benedict, Dr Ralph (Herb)--NR--
53 'Aspen White'MediumYellowMarginalWhiteSportNear-WhiteJune into JulyBrill, Kirk--NR--
54 'Atlantis'LargeBlue/GreenMarginalYellowSportPale-LavenderJune into JulyHansen, Hans & Avent, Tony.2004
55 'Audrey's Island'MediumLight-GreenMedialYellowSport-June into JulyMoore, Betty.2016
56 'Ayers Rock'-Med-Green--Unknown--Unknown--NR--
57 'Azure Mediterranean'LargeMed-Green--UnknownPale-LavenderJuly into AugustHelsley, Calvin.1999
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