| No. | Cultivar Name | Plant Size | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Source | Registered |
|
1
| 'Magica' | Large | Blue/Green | - | - | Hybrid | - | - | Dupre, Dirk | --NR-- |
|
2
| 'Mango Smoothie' | Medium | Yellow | - | - | Sport | Pale-Lavender | July | Fransen, Marco & Fransen, Joyce | --NR-- |
|
3
| 'Margarita Gold' | Medium | Yellow | Marginal | Green | Nat-Sport | Pale-Lavender | July into August | Rosie's Gardens | --NR-- |
|
4
| 'Marlu's Clayton' | Large | Yellow | - | - | Hybrid | Near-White | June into July | Overhiser, Martin | .2014 |
|
5
| 'Marlu's Ronald Wayne' | Medium | Light-Green | - | - | Hybrid | Med-Lavender | July into August | Overhiser, Martin | .2014 |
|
6
| 'May' | Small | Blue/Green | - | - | TC Sport | Pale-Lavender | July | Hansen, Hans | .1999 |
|
7
| 'Mayflower Moon' | Large | Yellow-Gold | - | - | Unknown | Pale-Lavender | July | Meyer, Bill & Brashear, Carol | --NR-- |
|
8
| 'Memento' | Medium | Yellow | - | - | Hybrid | Pure-White | June | Kamp, Gayle | .2001 |
|
9
| 'Meredith Faith' | Medium | Light-Green | - | - | Unknown | - | August | Cullerton, Walter | --NR-- |
|
10
| 'Midas Mouse' | Miniature | Yellow | - | - | Sport | Pale-Lavender | June into July | Ward, Dr Dick & Ward, Jane | .2014 |
|
11
| 'Midas Touch' | Large | Yellow | - | - | Hybrid | Near-White | July | Aden, Paul | .1978 |
|
12
| 'Midwest Gold' | Large | Yellow | - | - | Hybrid | Near-White | June into July | Cooley, Violet | .1969 |
|
13
| 'Midwest Majesty' | Giant | Yellow | - | - | Sport | Med-Lavender | July | Minks, Eldren | .1983 |
|
14
| 'Miner Forty Niner' | Large | Light-Green | - | - | Hybrid | - | - | Lysne, Rod | --NR-- |
|
15
| 'Mirror Mirror' | Small | Blue/Green | - | - | Hybrid | - | - | Goodenough, Rick | --NR-- |
|
16
| 'Missy Marie' | Large | Yellow-Gold | | - | Hybrid | Near-White | July | Husemann, Jim | .2020 |
|
17
| 'Monet' (Zilis) | Small | Blue/Green | Medial | Green | TC Sport | Near-White | July into August | Zilis, Mark | .2011 |
|
18
| 'Moon Glow' | Medium | Yellow | Marginal | White | Hybrid | Near-White | July into August | Anderson, Kenneth | .1977 |
|
19
| 'Moonbeam' | Large | Light-Green | - | - | Sport | Pale-Lavender | July into August | Unknown | --NR-- |
|
20
| 'Moulin Rouge' | Medium | Dark-Green | Medial | White | Sport | Pale-Lavender | July into August | Van Eechaute, Danny | .2010 |
|
21
| 'Munchkin Fire' | Miniature | Light-Green | - | - | Unknown | Med-Lavender | July | Goodwin, Randy | .2009 |
|
22
| 'My David' | Large | Yellow | - | - | Unknown | - | - | Schwarz, Jim | .2009 |
|