No.Cultivar NameSourcePlant SizeLeaf ColorVariegationVar ColorOriginFlower ColorSeasonRegistered
1 'Abo Komachi'Duplicate Name -  Duplicate-  
2 'Ah-so'UnknownMiniatureUnknown  UnknownUnknownUnknown--NR--
3 'Aichi'UnknownMediumDark-Green  SportLight-PurpleAugust to September--NR--
4 'Akabira Homare'UnknownSmallMed-GreenMarginalWhiteUnknownUnknownUnknown--NR--
5 'Akane'Watanabe, Kenji & Hawes, James & Ruh, Peter & Ruh, JeanMediumDark-Green  UnknownLight-PurpleAugust to September.2010
6 'Akebono'Duplicate Name -  Duplicate-  
7 'Akebono Fukurin'Unknown (Listed)UnknownUnknown  UnknownUnknownUnknown--NR--
8 'Akebono Tokudama'Duplicate Name -  Duplicate-  
9 'Akikaze'Duplicate Name -  Duplicate-  
10 'Akikaze Gibōshi'Duplicate Name -  Duplicate-  
11 'Akita Nishiki'UnknownLargeMed-GreenStreakedWhiteNat-SportPale-LavenderJune to July--NR--
12 'Alba'UnknownSmallMed-Green  HybridPure-WhiteAugust--NR--
13 'Albomarginata', H. kikutiiDuplicate Name -  Duplicate-  
14 'Albostricta'Duplicate Name -  Duplicate-  
15 'Alcebana Fukurin'UnknownMediumMed-GreenMarginalWhiteUnknownUnknownUnknown--NR--
16 'Alcebana Kikurin'UnknownSmallDark-GreenMarginalWhiteUnknownLight-PurpleUnknown--NR--
17 'Alcebana Kukurin'UnknownMiniatureMed-GreenMarginalWhiteUnknownMed-LavenderAugust to September--NR--
18 'Amaga Iwa'Duplicate Name    Duplicate-  
19 'Amagi Nishiki'Sugita, HajimeSmallMed-GreenMedialYellowSportLight-PurpleSeptember--NR--
20 'Amagi-kintoki'Sugita, HajimeSmallYellowMarginalGreenHybridLight-PurpleSeptember--NR--
21 'Amakazari'Nakayama, ToyozoMediumDark-Green  UnknownUnknownUnknown--NR--
22 'Amanogawa'Wade, VanLargeMed-GreenStreakedYellowUnknownUnknownUnknown--NR--
23 'Amanum'Duplicate Name -  Duplicate-  
24 'Amanuma'Maekawa, Dr Fumio & Ruh, PeterSmallMed-Green  HybridLight-PurpleJuly.2002
25 'Amethyst Joy'Sugita, Hajime & Ruh, PeterMediumMed-Green  HybridUnknownJuly to August.1999 .2000
26 'Amiga Iwa Gibōshi'Duplicate Name -  Duplicate-  
27 'Amime Tachi'UnknownMediumMed-GreenStreakedYellowSportLight-PurpleAugust--NR--
28 'Amplissima'UnknownLargeMed-Green  UnknownPale-LavenderUnknown--NR--
29 'Andrew Jackson'Sugita, Hajime & Ruh, Peter & Ruh, JeanGiantBlue/Green  UnknownNear-WhiteJune to July.2001
30 'Ani Machi'Ruh, Peter & Ruh, JeanMediumMed-GreenMedialGreenish WhiteUnknownLight-PurpleAugust to September.2002 .2018
31 'Ani Machi Gibōshi'Duplicate Name -  Duplicate-  
32 'Aoba Komachi'UnknownSmallMed-Green  SportLight-PurpleJuly to August--NR--
33 'Aoba Omoto Gibōshi'Duplicate Name -  Duplicate-  
34 'Aoba Tsugaru Komachi'UnknownUnknownUnknown  UnknownUnknownUnknown--NR--
35 'Aochidori'UnknownUnknownUnknown  UnknownUnknownUnknown--NR--
36 'Aojiku Iwa Giboshi'Duplicate Name -  Duplicate-  
37 'Aojiku Tama-no-Yuki'UnknownUnknownMed-Green  UnknownUnknownUnknown--NR--
38 'Aoki'Bailey, Liberty Hyde & The American Hosta SocietyLargeMed-Green  UnknownPale-LavenderJuly to August.1987
39 'Aomori Gold'Muroya, Kimio & Zilis, MarkMediumYellow  SportDeep-PurpleAugust to September to October.2009
40 'Aomori Gold Star'Muroya, Kimio & Zilis, MarkMediumYellowMarginalGreenSportLight-PurpleAugust to September.2009
41 'Aomori Select'Zilis, MarkMediumMed-Green  SportLight-PurpleJuly to August.2009
42 'Aomori Setting Sun'Muroya, Kimio & Zilis, MarkMediumMed-GreenMarginalYellowTC SportDeep-PurpleAugust to September to October.2009
43 'Aomori Sunrise'UnknownLargeMed-GreenMedialYellowSportLight-PurpleJuly to August--NR--
44 'Aphrodite'Maekawa, Dr Fumio & Schmid, W. George & Walek, Kevin & The American Hosta SocietyLargeMed-Green  SportPure-WhiteAugust to September to October.2009
45 'Asagiri Ōba'UnknownLargeMed-GreenStreakedWhiteSportPale-LavenderJuly--NR--
46 'Asahi Comet'Kato, Kiyoshi & Zumbar, WmMiniatureMed-GreenMarginalYellowSportPale-LavenderSeptember.1984
47 'Asahi Star'UnknownSmallMed-GreenMedialYellowSportLight-PurpleSeptember to October--NR--
48 'Asahi Sunray'Kato, Kiyoshi & Zumbar, WmSmallMed-GreenMarginalChartreuseSportPale-LavenderSeptember.1984
49 'Asuka'UnknownLargeMed-Green  UnknownPure-WhiteSeptember--NR--
50 'Atsuba Gibōshi'Duplicate Name -  Duplicate-  
51 'Aurea', H. longipesUnknownMediumYellow  HybridLight-PurpleAugust to September to October--NR--
52 'Aureocincta'UnknownMediumDark-GreenMarginalWhiteSportUnknownUnknown--NR--
53 'Aureomarginata', H. montanaMaekawa, Dr Fumio & The American Hosta SocietyLargeMed-GreenMarginalYellowSportPale-LavenderJuly.1987
54 'Aureomarginata', H. pulchellaUnknownSmallMed-GreenMarginalYellowUnknownUnknownUnknown--NR--
55 'Aya-gasane'UnknownUnknownUnknownStreakedUnknownUnknownUnknownUnknown--NR--
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