| No. | Cultivar Name | Plant Size | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Source | Registered |
|
1
| 'Maniac' | Medium | Med-Green | Marginal | Green | Sport | Near-White | July into August | Schwarz, Jim | .2010 |
|
2
| 'Mariachi' | Large | Med-Green | Marginal | Yellow | Sport | Pale-Lavender | August to September | Zilis, Mark | .2010 |
|
3
| 'Mellow Yellow' | Large | Yellow-Gold | - | - | Unknown | Near-White | July into August | Benedict, Dr Ralph (Herb) | .2010 |
|
4
| 'Mike' | Giant | Blue/Green | - | - | Unknown | - | June into July | Webster, B. | .2010 |
|
5
| 'Millard Fillmore' | Large | Med-Green | - | - | Unknown | - | - | Ruh, Peter & Ruh, Jean | .2010 |
|
6
| 'Minute After a Rainy Sunset' | Medium | Light-Green | Streaked | Yellow | Sport | Pale-Lavender | July into August | McHugh, Ed | .2010 |
|
7
| 'Miyazaki' | Small | Med-Green | Medial | White | Hybrid | - | August to September | Zilis, Mark | .2010 |
|
8
| 'Moon Split' | Medium | Light-Green | Medial | Dark Green | Sport | Pale-Lavender | July into August | Van Eechaute, Danny | .2010 |
|
9
| 'Moonrise' | Large | Light-Green | Marginal | Yellow | Hybrid | - | June into July | Ward, Dr Dick & Ward, Jane | .2010 |
|
10
| 'Moulin Rouge' | Medium | Dark-Green | Medial | White | Sport | Pale-Lavender | July into August | Van Eechaute, Danny | .2010 |
|
11
| 'Mountain Pride' | Giant | Med-Green | - | - | Hybrid | - | July into August | Benedict, Dr Ralph (Herb) & Kuenster, Rod | .2010 |
|
12
| 'Mr Big' | Giant | Dark-Green | - | - | Unknown | Near-White | July | Walden West Nursery & Ruh, Peter & Ruh, Jean | .2010 |
|
13
| 'My Laura' | Large | Med-Green | Medial | Yellow | Unknown | - | June into July | Schwarz, Jim | .2010 |
|
14
| 'My Romance' | Small | Med-Green | Marginal | White | Hybrid | - | June into July | Ward, Dr Dick & Ward, Jane | .2010 |
|
15
| 'Mystic Mouse' | Miniature | Blue/Green | Marginal | Blue-Green | Sport | Light-Purple | July | Van Eechaute, Danny | .2010 |
|