No. | Cultivar Name | Plant Size | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Source | Registered |
1
| 'Ma Breeder' | Large | Yellow | Streaked | Speckles | Hybrid | Near-White | June into July | Kuenster, Rod | .2008 |
2
| 'Mad About Blue' | Medium | Blue/Green | | - | Hybrid | Pale-Lavender | July | Zilis, Mark | .2009 |
3
| 'Maddox' | Miniature | Yellow-Gold | | - | Sport | Light-Purple | June into July | Goodwin, Randy | .2020 |
4
| 'Maddren' | Giant | Blue/Green | | - | Hybrid | Pale-Lavender | June into July | Gilligan, Madelon | .2012 |
5
| 'Madelon' | Giant | Blue/Green | | | Unknown | Unknown | - | Gilligan, Madelon | --NR-- |
6
| 'Madison' | Large | Blue/Green | | - | Hybrid | Pale-Lavender | June into July | Sanford, Matt | .2011 |
7
| 'Magic Moment' | Medium | Blue/Green | | - | Unknown | Unknown | June into July | Ward, Dr Dick & Ward, Jane | .2015 |
8
| 'Magic Toy' | Large | Med-Green | Marginal | White | Hybrid | Pale-Lavender | June | McDonell, Harold | .2021 |
9
| 'Magician' | Large | Dark-Green | Marginal | Yellow | Unknown | Unknown | - | McDonell, Harold | --NR-- |
10
| 'Magnificence' | Large | Med-Green | Marginal | White | Hybrid | Unknown | - | Livingston, Ron | --NR-- |
11
| 'Magnificent Mile' | Large | Blue/Green | Streaked | Yellow | Unknown | Unknown | Unknown | Wols, Dan | --NR-- |
12
| 'Magome-urashiro' | Small | Yellow | | - | Hybrid | Unknown | - | Abe, Hiroshi | --NR-- |
13
| 'Maid in the Shade' | Large | Light-Green | Marginal | Yellow | Hybrid | Unknown | July into August | Husemann, Jim | .2009 |
14
| 'Maiden Voyage' | Large | Blue/Green | Streaked | Yellow | Hybrid | Unknown | Unknown | Wols, Dan | --NR-- |
15
| 'Major Bedhead' | Large | Blue/Green | | | Unknown | Unknown | Unknown | Vasey, Mike | --NR-- |
16
| 'Majordomo' | Large | Blue/Green | | - | Unknown | Near-White | August | Deckert, Emile & Deckert, Jane | .2004 |
17
| 'Make a Difference' | Large | Med-Green | Marginal | White | Unknown | Unknown | - | Geske, Bob & Geske, Justin | --NR-- |
18
| 'Maltese Falcon' | Medium | Dark-Green | | | Unknown | Unknown | - | Malloy, Alex | --NR-- |
19
| 'Mama Bear' | Large | Light-Green | | - | Hybrid | Unknown | - | Schmidt, Bevie | .2009 |
20
| 'Mammoth Ears' | Giant | Blue/Green | | - | Hybrid | Unknown | June into July | Kruer, George | .2009 |
21
| 'Man of Steel' | Large | Blue/Green | Marginal | Yellow | Nat-Sport | Pale-Lavender | June into July | Van Eechaute, Danny | --NR-- |
22
| 'Man on the Moon' | - | Blue/Green | Streaked | White | TC Sport | Unknown | - | Beilstein, Doug & Zilis, Mark | .2009 |
23
| 'Mañana' | Large | Dark-Green | | - | Unknown | Near-White | - | Tompkins, Chet & Ruh, Peter & Ruh, Jean | .2001 |
24
| 'Manfred's Parfait' | Medium | Med-Green | Medial | White | Unknown | Unknown | - | Mondt, Manfred | --NR-- |
25
| 'Mantis' | - | Dark-Green | | | Unknown | Unknown | - | Van Eechaute, Danny | --NR-- |
26
| 'Marbled White' | Large | Dark-Green | Marginal | White | Unknown | Pale-Lavender | July | Owens, Clarence & Walek, Kevin & The American Hosta Society | .2009 |
27
| 'March for Life' | Small | Dark-Green | | - | Hybrid | Light-Purple | August | Snyder, Ron | .2001 |
28
| 'Mardi Gras Parade' | Medium | Blue/Green | Streaked | Yellow | Hybrid | Near-White | July | Vaughn, Kevin | --NR-- |
29
| 'Margarita Gold' | Medium | Yellow | Marginal | Green | Nat-Sport | Pale-Lavender | July into August | Rosie's Gardens | --NR-- |
30
| 'Margaritaville' | Large | Light-Green | Marginal | Dark Green | Unknown | Unknown | - | Meyer, Bill & Brashear, Carol | --NR-- |
31
| 'Mariachi' | Large | Med-Green | Marginal | Yellow | Sport | Pale-Lavender | August to September | Zilis, Mark | .2010 |
32
| 'Marie Curie' | Large | Med-Green | | - | Unknown | Pale-Lavender | July | Hensen, Karel & Ruh, Peter | .2002 |
33
| 'Mariposa' | Miniature | Med-Green | Streaked | Yellow | Hybrid | Med-Lavender | June into July | Dye, Kay | .2017 |
34
| 'Marlu's Evelyn Lucile' | Miniature | Light-Green | | - | Hybrid | Pale-Lavender | July into August | Overhiser, Martin & Stegeman, Bev & Stegeman, Dave | .2014 |
35
| 'Marnie's Delight' | Medium | Dark-Green | Medial | Yellow | Unknown | Med-Lavender | July into August | Kuenster, Rod | .2006 |
36
| 'Marooned' | - | Light-Green | | | Unknown | Light-Purple | - | Goodwin, Randy | --NR-- |
37
| 'Marrakech' | Small | Light-Green | | - | Unknown | Pale-Lavender | July | Terpening, Kent & The American Hosta Society | .2019 |
38
| 'Marshmallow Sky' | Medium | Med-Green | Medial | White | Sport | Med-Lavender | July | Fransen, Marco & Fransen, Joyce | --NR-- |
39
| 'Martini' | Small | Med-Green | | - | Hybrid | Light-Purple | July | Zilis, Mark | .2009 |
40
| 'Mary Scholl' | Large | Med-Green | Medial | Yellow | Sport | Pale-Lavender | June | Lamlein, Robert | .1999 |
41
| 'Mary's Gold' | Small | Yellow | | | Unknown | Unknown | Unknown | Ziarek, Ken | --NR-- |
42
| 'Masamune' | Medium | Dark-Green | | - | Sport | Light-Purple | August to September | Unknown | --NR-- |
43
| 'Mason Hollow Lemon' | Medium | Light-Green | Marginal | Dark Green | Sport | Light-Purple | July | Anderson, Chuck & Anderson, Sue | --NR-- |
44
| 'Maui Blue Surf' | Medium | Blue/Green | Streaked | Yellow | Hybrid | Unknown | June into July | Elslager, Ed | .2004 |
45
| 'Maumee Bay' | Large | Med-Green | Streaked | Yellow | Unknown | Unknown | - | Seale, Rob | --NR-- |
46
| 'Maurice Mason' | Miniature | Med-Green | | - | Unknown | Unknown | July into August | Mason, Maurice & Goodwin, Randy | .2013 |
47
| 'Maybelline' | Large | Dark-Green | | | Unknown | Unknown | Unknown | Wasitis, Chick | --NR-- |
48
| 'Mayflower Morning' | Large | Med-Green | Marginal | White | Nat-Sport | Pale-Lavender | July | Meyer, Bill | --NR-- |
49
| 'Me and My Shadow' | Medium | Blue/Green | Medial | Green | TC Sport | Near-White | July | Schwarz, Jim | .2003 |
50
| 'Megababy' | Small | Med-Green | Streaked | Yellow | Unknown | Unknown | - | Russo, Dave | --NR-- |
51
| 'Megan's Hope' | Small | Med-Green | Streaked | Yellow | Unknown | Unknown | - | Russo, Dave | --NR-- |
52
| 'Melting Polar Icecaps' | Medium | Blue/Green | Marginal | Yellow | Unknown | Unknown | - | Ziarek, Ken | --NR-- |
53
| 'Memories' | Small | Med-Green | Streaked | Green | Hybrid | Light-Purple | August to September | Klose, Heinz & Ruh, Peter | .2002 .2018 |
54
| 'Memory of Harry' | Medium | Med-Green | Marginal | Yellow | Nat-Sport | Unknown | - | Van den Top, Jan | --NR-- |
55
| 'Memphis Blue' | Giant | Blue/Green | | - | Hybrid | Unknown | - | Petryszyn, Olga | .2021 |
56
| 'Mercury Rising' | Medium | Yellow | | - | Unknown | Med-Lavender | July into August | Dye, Kay | .2020 |
57
| 'Mercy Me' | Medium | Dark-Green | | - | Hybrid | Med-Lavender | June into July | McDonell, Harold | .2021 |
58
| 'Metallica' | Medium | Blue/Green | | - | Hybrid | Med-Lavender | August | Lachman, Wm & Lachman, Eleanor | .1991 |
59
| 'Meteor Shower' | Medium | Med-Green | Streaked | White | Hybrid | Med-Lavender | July into August | Elchuk, Kevin & Elchuk, Olga | .2015 |
60
| 'Michael's Mud Pie' | Large | Med-Green | | - | Unknown | Unknown | June | Markland, Sandie | .2002 |
61
| 'Michigan Marvel' | Medium | Med-Green | Marginal | Yellow | Unknown | Unknown | - | Livingston, Ron | --NR-- |
62
| 'Microtardiana' | Medium | Blue/Green | | - | Unknown | Med-Lavender | August | Bowden, Roger | --NR-- |
63
| 'Midnight Dream' | Giant | Blue/Green | | - | Unknown | Unknown | - | Hackbarth, Robert | .2015 |
64
| 'Midnight Mistress' | Large | Dark-Green | Streaked | Yellow | Sport | Med-Lavender | July into August | Hackbarth, Robert | .2015 |
65
| 'Midnight Rain' | Large | Dark-Green | | - | Unknown | Unknown | - | Dalton, Jim & Dalton, Meg | --NR-- |
66
| 'Midori Iwa' | Medium | Dark-Green | | - | Sport | Light-Purple | August to September | Unknown | --NR-- |
67
| 'Midsummer Night's Green' | Large | Dark-Green | | - | Hybrid | Med-Lavender | July into August | Goodwin, Randy | .2006 |
68
| 'Midwest Green' | Large | Med-Green | | - | Sport | Pale-Lavender | July | Zilis, Mark | --NR-- |
69
| 'Midwest Majesty' | Giant | Yellow | | - | Sport | Med-Lavender | July | Minks, Eldren | .1983 |
70
| 'Mighty Min' | Miniature | Med-Green | | - | Hybrid | Pale-Lavender | June into July | Gilligan, Madelon | .2013 |
71
| 'Mighty Mite' | Small | Med-Green | | - | Hybrid | Med-Lavender | August to September | Dean, Don | .2004 |
72
| 'Mildred's Smile' | Medium | Yellow | | - | Hybrid | Near-White | July | Nyikos, Frank | .2007 |
73
| 'Miles Standish' | Medium | Blue/Green | | | Unknown | Unknown | - | Goodenough, Rick | --NR-- |
74
| 'Milk and Honey' | Large | Med-Green | Marginal | White | Sport | Pale-Lavender | August to September | Lynch, P. | .2003 |
75
| 'Millard Fillmore' | Large | Med-Green | | - | Unknown | Unknown | - | Ruh, Peter & Ruh, Jean | .2010 |
76
| 'Mill's Grand Coup' | Medium | Yellow | | - | Unknown | Unknown | - | Sneyers, Rob | --NR-- |
77
| 'Mill's Stilbon' | Small | Blue/Green | | - | Unknown | Unknown | - | Sneyers, Rob | --NR-- |
78
| 'Mingo' | Large | Dark-Green | | - | Unknown | Pale-Lavender | July | Wade, Van | .2007 |
79
| 'Mini Skirt' | Small | Dark-Green | Marginal | White | Sport | Pale-Lavender | June into July | Martinez, Maria & Walters Gardens | .2013 |
80
| 'Minnesota Ice' | Large | Dark-Green | Marginal | White | Unknown | Unknown | - | Carlson, Monty & Carlson, Julie | --NR-- |
81
| 'Minnesota Mushroom' | Large | Dark-Green | Marginal | White | Unknown | Unknown | - | Carlson, Monty & Carlson, Julie | --NR-- |
82
| 'Minnesota Nice' | Medium | Dark-Green | Medial | Yellow | Sport | Med-Lavender | July | Snyder, Ron | .1997 |
83
| 'Minnesota Wild' | Large | Dark-Green | Marginal | White | Hybrid | Med-Lavender | July into August | Carlson, Monty & Carlson, Julie | .2013 |
84
| 'Mint Chip' | Medium | Med-Green | | - | Hybrid | Pale-Lavender | June into July | Shadrack, Mike | .2011 |
85
| 'Mint Condition' (Carlson) | Large | Med-Green | Marginal | White | Unknown | Med-Lavender | June into July | Carlson, Monty & Carlson, Julie | .2013 |
86
| 'Mint Mound' | Large | Dark-Green | | - | Unknown | Light-Purple | July | Tompkins, Chet | --NR-- |
87
| 'Mint Rushmore' | Giant | Blue/Green | | | Hybrid | Near-White | June into July | Carlson, Monty & Carlson, Julie | .2021 |
88
| 'Minutini' | Miniature | Light-Green | | - | Hybrid | Light-Purple | August | Zilis, Mark | .2009 |
89
| 'Miracle Lemony' | Medium | Dark-Green | | - | Hybrid | Yellow | August to September | Sugita, Hajime | --NR-- |
90
| 'Mirror Image' | Medium | Dark-Green | | | Unknown | Unknown | - | Meyer, Bill | --NR-- |
91
| 'Mirth' | Small | Light-Green | Marginal | Green | Hybrid | Med-Lavender | August to September | Matsubayashi, Nagao & Ruh, Peter & Ruh, Jean | .2001 |
92
| 'Miss Abbie' | Small | Blue/Green | | - | Hybrid | Light-Purple | August | Schroeder, Bob & Schroeder, Barb | .2019 |
93
| 'Miss AmErica' (Seltz) | Large | Blue/Green | Streaked | Yellow | Unknown | Unknown | - | Seltz, Traci | --NR-- |
94
| 'Miss Angela Danielle' | Small | Yellow | | | Unknown | Unknown | - | McHugh, Ed | --NR-- |
95
| 'Miss Christa' | Medium | Med-Green | Medial | White | Nat-Sport | Light-Purple | July | Van den Top, Jan | --NR-- |
96
| 'Miss Ellie Fish' | Large | Yellow | | - | Unknown | Unknown | - | Hackbarth, Robert | .2015 |
97
| 'Miss Halley' | Medium | Blue/Green | Medial | Yellow | Sport | Pale-Lavender | July into August | Jones, Leonard | .2003 |
98
| 'Miss Mitzi' | Medium | Dark-Green | Marginal | White | Hybrid | Med-Lavender | June into July | Schroeder, Bob & Schroeder, Barb & Beilstein, Doug | .2016 |
99
| 'Miss Shamim' | Large | Light-Green | | - | Hybrid | Light-Purple | August to September | McHugh, Ed & Wrede, Arthur | .2015 |
100
| 'Missy Marie' | Large | Yellow-Gold | | - | Hybrid | Near-White | July | Husemann, Jim | .2020 |
101
| 'Mist Maiden' | Medium | Dark-Green | Streaked | Yellow | Unknown | Unknown | Unknown | Walters Gardens | --NR-- |
102
| 'Misty May' | Medium | Med-Green | Streaked | Speckles | Hybrid | Med-Lavender | July into August | Kuenster, Rod | .2008 |
103
| 'Misty Regal' | Giant | Med-Green | Medial | Yellow | Sport | Med-Lavender | July | Stratton, John & Stratton, Elizabeth | .1996 |
104
| 'Miyazaki' | Small | Med-Green | Medial | White | Hybrid | Unknown | August to September | Zilis, Mark | .2010 |
105
| 'Modern Dance' | Medium | Blue/Green | Streaked | White | Hybrid | Med-Lavender | August to September | Van Eechaute, Danny | .2014 |
106
| 'Moegi Fukurin Otome' | Small | Med-Green | | - | Unknown | Unknown | - | Unknown | --NR-- |
107
| 'Mojito' | Large | Med-Green | | - | TC Sport | Pale-Lavender | August | Vanous, Mary Beth & Zilis, Mark | .2009 |
108
| 'Mombo' | Medium | Yellow | | | Hybrid | Pale-Lavender | July into August | Bowe, Dave | .2022 |
109
| 'Mom's Girl' | Large | Dark-Green | Streaked | Yellow | Hybrid | Unknown | - | Elslager, Ed | .2003 |
110
| 'Monet' (Zilis) | Small | Blue/Green | Medial | Green | TC Sport | Near-White | July into August | Zilis, Mark | .2011 |
111
| 'Monkey Trail' | Medium | Med-Green | Medial | Green | Unknown | Unknown | - | Van den Top, Jan | --NR-- |
112
| 'Monochrome' | Miniature | Yellow | | - | TC Sport | Light-Purple | July into August | Zilis, Mark | .2011 |
113
| 'Monsieur Parizeau' | Giant | Blue/Green | | | Unknown | Pale-Lavender | - | Bastille, Jocelyne | --NR-- |
114
| 'Montana Moonshine' (Jim Anderson) | Giant | Yellow | Medial | Blue-Green | Unknown | Pale-Lavender | July | Anderson, Jim | --NR-- |
115
| 'Montreal Blue Ice Storm' | Giant | Blue/Green | | - | Hybrid | Pale-Lavender | June into July | Wade, Van | .2007 |
116
| 'Monty Python' | Medium | Yellow | Streaked | White | TC Sport | Pale-Lavender | July | Zilis, Mark | .2009 |
117
| 'Moolah' | Miniature | Dark-Green | Marginal | Yellow | Hybrid | Pale-Lavender | June into July | Goodwin, Randy | .2013 |
118
| 'Moon Dance' (Dean) | Medium | Yellow | Marginal | White | Hybrid | Pale-Lavender | June into July | Dean, Don | .2011 |
119
| 'Moon Maiden' | Large | Yellow | | - | Hybrid | Pale-Lavender | June into July | Nyikos, Frank | .2011 |
120
| 'Moon Ray' | Medium | Yellow | | - | Unknown | Unknown | - | Plater-Zyberk, Maria | --NR-- |
121
| 'Moonrise' | Large | Light-Green | Marginal | Yellow | Hybrid | Unknown | June into July | Ward, Dr Dick & Ward, Jane | .2010 |
122
| 'Mosel' | Medium | Med-Green | | - | Unknown | Med-Lavender | - | Klose, Heinz & Ruh, Peter & Ruh, Jean | .2008 |
123
| 'Moulin Rouge' | Medium | Dark-Green | Medial | White | Sport | Pale-Lavender | July into August | Van Eechaute, Danny | .2010 |
124
| 'Mount Olympus' | Large | Med-Green | | - | Sport | Pale-Lavender | July | Malloy, Alex | --NR-- |
125
| 'Mountain Pride' | Giant | Med-Green | | - | Hybrid | Unknown | July into August | Benedict, Dr Ralph (Herb) & Kuenster, Rod | .2010 |
126
| 'Mouse Brain' | Miniature | Blue/Green | Streaked | Yellow | Unknown | Unknown | - | Van Eechaute, Danny | --NR-- |
127
| 'Mouse Capades' | Small | Blue/Green | Marginal | White | Sport | Light-Purple | June into July | Mortko, Rob | .2013 |
128
| 'Mr Green Jeans' | Small | Med-Green | | - | Sport | Med-Lavender | July | Fransen, Marco & Fransen, Joyce | --NR-- |
129
| 'Mrs Raeder' | Large | Dark-Green | | | Nat-Sport | Med-Lavender | July | Pruvis, Owen | .2022 |
130
| 'Mrs. Cleaver' | Large | Blue/Green | Medial | Green | Unknown | Unknown | - | Hicks, Gerry | --NR-- |
131
| 'Mt. Baldy' | Large | Yellow | | | Unknown | Unknown | - | Petryszyn, Olga | --NR-- |
132
| 'Mugen' | Medium | Dark-Green | Streaked | White | Sport | Light-Purple | August to September | Unknown | --NR-- |
133
| 'Munchkin Fire' | Miniature | Light-Green | | - | Unknown | Med-Lavender | July | Goodwin, Randy | .2009 |
134
| 'Murasaki Ki Noka' | Medium | Light-Green | | - | Unknown | Light-Purple | July | Unknown | --NR-- |
135
| 'Muresuzume' | Small | Dark-Green | | - | Sport | Near-White | August | Unknown | --NR-- |
136
| 'Murphy's Golden Marge' | Medium | Yellow | | - | Unknown | Pure-White | June into July | Zolock, Steve & Zolock, Sarah | .2001 |
137
| 'Mustang' | Small | Med-Green | | - | Sport | Med-Lavender | June into July | Malloy, Alex | .2002 |
138
| 'My Gal Sal' | Medium | Yellow | Streaked | White | Sport | Unknown | July into August | Freeman, Franc | .2009 |
139
| 'My Girl' | Medium | Med-Green | Marginal | White | Unknown | Pale-Lavender | June into July | Schwarz, Jim | .2012 |
140
| 'My Mom' | Medium | Dark-Green | Streaked | Yellow | Hybrid | Near-White | June | Kuenster, Rod | .2008 |
141
| 'My Old Flame' | Small | Light-Green | Marginal | White | Hybrid | Pale-Lavender | June | Ward, Dr Dick & Ward, Jane | .2012 |
142
| 'My Sister Anita' | Small | Med-Green | | - | Hybrid | Light-Purple | June into July | Gilligan, Madelon | .2017 |
143
| 'My Yuma' | Large | Dark-Green | | - | Unknown | Med-Lavender | - | Livingston, Ron | --NR-- |
144
| 'Mysterious Stranger' | Medium | Dark-Green | | - | TC Sport | Unknown | - | Naylor Creek Nursery | --NR-- |
145
| 'Mystery Mom' | Large | Blue/Green | Streaked | Speckles | Unknown | Unknown | July into August | Elslager, Ed | .2005 |
146
| 'Mystic Giant' | Giant | Dark-Green | Marginal | Light Green | Unknown | Near-White | July into August | Klotz, Ruby & Klotz, B. | .2020 |
147
| 'Mystic Waves' | Large | Yellow | | - | Unknown | Unknown | Unknown | Vincun, Rachel | --NR-- |
|