| No. | Cultivar Name | Plant Size | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Source | Registered |
|
1
| 'Madelynn' | Large | Blue/Green | | - | Unknown | Pure-White | June | Darr, D. & Wade, Van | .2007 |
|
2
| 'Mango Tango' | Large | Med-Green | Medial | Yellow | Sport | Pale-Lavender | July | Kinman, Eric | .2007 |
|
3
| 'Margaret Eyre' | Large | Dark-Green | Marginal | White | Hybrid | Med-Lavender | July into August | Micheletti, Tom | .2007 |
|
4
| 'Margie's Angel' | Medium | Dark-Green | Medial | Yellow | Hybrid | Pale-Lavender | June | Solberg, Robert | .2007 |
|
5
| 'Matilda' | Medium | Med-Green | Marginal | White | Hybrid | Pale-Lavender | July into August | Kuenster, Rod | .2007 |
|
6
| 'Merle' | Large | Med-Green | | - | Hybrid | Light-Purple | July | Wade, Van | .2007 |
|
7
| 'Mildred's Smile' | Medium | Yellow | | - | Hybrid | Near-White | July | Nyikos, Frank | .2007 |
|
8
| 'Mingo' | Large | Dark-Green | | - | Unknown | Pale-Lavender | July | Wade, Van | .2007 |
|
9
| 'Montreal Blue Ice Storm' | Giant | Blue/Green | | - | Hybrid | Pale-Lavender | June into July | Wade, Van | .2007 |
|
10
| 'Muppett' | Medium | Med-Green | | - | Unknown | Pale-Lavender | July | Wade, Van | .2007 |
|
11
| 'My Heart' | Medium | Blue/Green | | - | Unknown | Light-Purple | July | Wade, Van | .2007 |
|