| No. | Cultivar Name | Plant Size | Leaf Color | Variegation | Var Color | Origin | Season | Source | Registered |
|
1
| 'Ka-ching' | Giant | Dark-Green | | | Unknown | June to July | Zolock, Steve & Zolock, Sarah | .2011 |
|
2
| 'Kaiapoi' | Giant | Blue/Green | | | Hybrid | June to July | Gilligan, Madelon | .2012 |
|
3
| 'Kaitlyn' | Large | Med-Green | Marginal | Yellow | Hybrid | June | Ward, Dr Dick & Ward, Jane | .1998 |
|
4
| 'Kalyn's Joy' | Giant | Blue/Green | | | Hybrid | June to July | Hurlbert, D. | .2019 |
|
5
| 'Karen Deborah' | Giant | Blue/Green | | | Unknown | June | Simpers, Lucille | --NR-- |
|
6
| 'Karen's Delight' | Medium | Yellow | Marginal | White | Sport | June to July | Sully, Marcia | .2014 |
|
7
| 'Kasahara Nishiki' | Medium | Med-Green | Streaked | Speckles | Sport | June to July | Unknown | --NR-- |
|
8
| 'Kasseler Gold' | Medium | Yellow | | | Hybrid | June to July | Klose, Heinz & Ruh, Peter & Ruh, Jean | .2003 |
|
9
| 'Kate's Legacy' | Miniature | Dark-Green | Streaked | White | Sport | June to July | Rahe, Lora | .2010 |
|
10
| 'Kathy My Love' | Medium | Blue/Green | Marginal | White | Hybrid | June to July | McDonell, Harold | .2021 |
|
11
| 'Kathy Sorensen' | Small | Blue/Green | Streaked | Speckles | Hybrid | June to July | Gilligan, Madelon | .2015 |
|
12
| 'Katie Q' | Medium | Blue/Green | Marginal | Yellow | TC Sport | June | Zilis, Mark | .2003 |
|
13
| 'Kayla Marie' | Medium | Med-Green | Streaked | White | Unknown | June to July | Boak, Tim | .2012 |
|
14
| 'Keel' | Giant | Blue/Green | | | Hybrid | June to July to August | Gilligan, Madelon | .2012 |
|
15
| 'Keep it Dark' | Medium | Dark-Green | | | Hybrid | June to July | Gilligan, Madelon | .2017 |
|
16
| 'Keepsake' | Small | Med-Green | Marginal | Yellow | Hybrid | June to July | Jones, Gil | .2007 |
|
17
| 'Kelly' | Large | Blue/Green | | | Sport | June to July | Scolnik, Patricia & Walek, Kevin & The American Hosta Society | .2009 |
|
18
| 'Kempton Run' | Medium | Med-Green | Marginal | White | Hybrid | June to July | Ward, Dr Dick & Ward, Jane | .2011 |
|
19
| 'Kenny Love Blue' | Large | Blue/Green | | | Unknown | June to July | Wade, Van & Walek, Kevin & The American Hosta Society | .2009 |
|
20
| 'Kenny's Bob' | Small | Light-Green | Marginal | White | Unknown | June to July | Frederick, Ken & Peterzen, P. | .2012 |
|
21
| 'Kerry Man' | Giant | Blue/Green | | | Sport | June to July | Gilligan, Madelon | .2015 |
|
22
| 'Kettle Moraine' | Giant | Dark-Green | | | Unknown | June to July | Geske, Bob & Geske, Justin | .2022 |
|
23
| 'Keuka Love' | Large | Blue/Green | Marginal | Yellow | Sport | June to July | McElwee, Molly | .2002 |
|
24
| 'Kevin Vaughn' | Medium | Med-Green | Streaked | White | Sport | June to July | Lachman, Wm & Lachman, Eleanor | --NR-- |
|
25
| 'Key West' | Giant | Yellow | | | Hybrid | June to July | Petryszyn, Olga | .1999 |
|
26
| 'Ki Nakafu Otome' | Miniature | Light-Green | Marginal | Green | Unknown | June to July | Unknown & Zilis, Mark | .2003 .2018 |
|
27
| 'Kickapoo Krinkles' | Medium | Med-Green | Streaked | Yellow | Sport | June to July | Goodwin, Randy | .2013 |
|
28
| 'Kim' | Giant | Blue/Green | | | Hybrid | June to July | Kwick, Charles | .2016 |
|
29
| 'Kimmie Q' | Giant | Blue/Green | | | Hybrid | June to July | Kwick, Charles | .2017 |
|
30
| 'King Cobra' | Medium | Light-Green | | | Hybrid | June to July | Scheer, Alttara & Gilligan, Madelon | .2015 |
|
31
| 'King James' | Large | Med-Green | | | Hybrid | June to July | Krossa, Gus & Ruh, Peter | .1992 |
|
32
| 'King Michael' | Giant | Med-Green | | | Hybrid | June | Krossa, Gus & Summers, Alex & Ruh, Peter | .1992 |
|
33
| 'King of Buchanan' | Medium | Med-Green | Marginal | Yellow | Hybrid | June to July | Groothuis, Mike | .2019 |
|
34
| 'King Tut' | Large | Yellow | | | Hybrid | June to July | Harshbarger, Gretchen | .1981 |
|
35
| 'Kingsize' | Giant | Dark-Green | | | Sport | June | Van Eechaute, Danny | .2013 |
|
36
| 'Kingsize Shadow' | Medium | Med-Green | Medial | Yellow | Nat-Sport | June | Van den Top, Jan | --NR-- |
|
37
| 'Kiowa' | Medium | Blue/Green | Medial | Yellow | Sport | June to July | Goodwin, Randy | .2013 |
|
38
| 'Kishiro-chirishimafu' | Medium | Dark-Green | | | Sport | June to July | Unknown | --NR-- |
|
39
| 'Kiss Me Farewell' | Medium | Yellow | | | Hybrid | June to July | Kwick, Charles | .2016 |
|
40
| 'Kiss Me Kwick' | Small | Yellow | | | Hybrid | June to July | Kwick, Charles | .2016 |
|
41
| 'Kiss Me Kwick and Don't Slobber' | Large | Light-Green | | | Hybrid | June to July | Kwick, Charles | .2017 |
|
42
| 'Kissed by the Sun' | Large | Yellow | | | Unknown | June to July | Vertz, Mary | .2021 |
|
43
| 'Kissed the Girls and Made Them Cry' | Medium | Yellow-Gold | | | Hybrid | June to July | Kwick, Charles | .2020 |
|
44
| 'Kit Kat' | Large | Light-Green | | | Sport | June to July | Smetana, Don | .1994 |
|
45
| 'Kiwi Blue Heron' | Large | Blue/Green | | | TC Sport | June to July | Sligh, Barry | --NR-- |
|
46
| 'Kiwi Blue Ruffles' | Large | Blue/Green | | | Hybrid | June | Sligh, Barry | .1999 |
|
47
| 'Kiwi Blue Sky' | Small | Blue/Green | | | Hybrid | June to July | Sligh, Barry | .1999 |
|
48
| 'Kiwi Blue Sunrise' | Large | Blue/Green | Marginal | Yellow | Sport | June to July | Sligh, Barry | .1999 |
|
49
| 'Kiwi Canoe' | Medium | Blue/Green | | | Hybrid | June to July | Sligh, Barry | .1999 |
|
50
| 'Kiwi Forest' | Large | Dark-Green | | | Sport | June to July | Sligh, Barry | .1999 |
|
51
| 'Kiwi Ingenuity' | Giant | Blue/Green | Streaked | Yellow | Sport | June to July | Sligh, Barry | --NR-- |
|
52
| 'Kiwi Lemon Twist' | Large | Yellow | Marginal | Green | Sport | June to July | Sligh, Barry | --NR-- |
|
53
| 'Kiwi Milky Way' | Large | Blue/Green | | | Sport | June to July | Sligh, Barry | .2000 |
|
54
| 'Kiwi Pacific Blue' | Medium | Blue/Green | | | Hybrid | June | Sligh, Barry | .1999 |
|
55
| 'Kiwi Parasol' | Large | Med-Green | | | Sport | June | Sligh, Barry | .1999 |
|
56
| 'Kiwi Sunshine' | Large | Yellow | | | Hybrid | June | Sligh, Barry | .1999 |
|
57
| 'Klaus von Klitzing' | Large | Dark-Green | Medial | Light Green | Unknown | June | Braun-Nauerz, Gaby | .2003 |
|
58
| 'Klingon' | Medium | Dark-Green | | | Sport | June to July | Zilis, Mark & Schwarz, Jim | --NR-- |
|
59
| 'Knockout' | Medium | Med-Green | Marginal | Creamy White | Unknown | June to July | Aden, Paul | .1986 |
|
60
| 'Komodo Dragon' | Large | Med-Green | | | Hybrid | June | Seaver, Mildred | .2004 |
|
61
| 'Kong' | Large | Med-Green | | | Hybrid | June to July | Soules, Clarence | .1990 |
|
62
| 'Krinkled Joy' | Large | Blue/Green | | | Hybrid | June to July | Arett, Anne & Armstrong, Maxine & The American Hosta Society | .1986 |
|
63
| 'Kris Krinkle' | Large | Blue/Green | | | Hybrid | June to July | Postlewaite, Peter | .2013 |
|
64
| 'Kristie's Key Lime Pie' | Large | Yellow | | | Unknown | June | Unknown | --NR-- |
|
65
| 'Kwick Ness' | Large | Yellow-Gold | | | Hybrid | June to July | Kwick, Charles | .2021 |
|
66
| 'Kwickie' | Medium | Yellow | | | Hybrid | June to July | Kwick, Charles | .2017 |
|
67
| 'Kwick's Color Alchemy' | Medium | Dark-Green | | | Hybrid | June to July | Kwick, Charles | .2022 |
|
68
| 'Kwick's Salad Bowl' | Large | Med-Green | | | Hybrid | June to July | Kwick, Charles | .2017 |
|
69
| 'Kwick's White Pine View' | Medium | Yellow-Gold | | | Hybrid | June to July | Kwick, Charles | .2022 |
|
70
| 'Kyokkou' | Miniature | Dark-Green | Medial | Yellow | Unknown | June to July | Unknown | --NR-- |
|