| No. | Cultivar Name | Source | Plant Size | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Registered |
|
1
| 'Karen Deborah' | Simpers, Lucille | Giant | Blue/Green | - | - | Unknown | Pale-Lavender | June | --NR-- |
|
2
| 'Katrina Jo' | Nyikos, Frank | Large | Med-Green | - | - | Hybrid | Deep-Purple | August | .1998 |
|
3
| 'Kevin Kelley' | Goodwin, Randy | Large | Med-Green | - | - | Hybrid | Pale-Lavender | July | .1996 |
|
4
| 'Key West' | Petryszyn, Olga | Giant | Yellow | - | - | Hybrid | Near-White | June into July | .1999 |
|
5
| 'Kickapoo Krinkles' | Goodwin, Randy | Medium | Med-Green | Streaked | Yellow | Sport | Near-White | June into July | .2013 |
|
6
| 'King Edward' | Crockett, Clyde | Medium | Dark-Green | - | - | Unknown | - | - | --NR-- |
|
7
| 'Kiowa' | Goodwin, Randy | Medium | Blue/Green | Medial | Yellow | Sport | Near-White | June into July | .2013 |
|
8
| 'Kong' | Soules, Clarence | Large | Med-Green | - | - | Hybrid | Near-White | June into July | .1990 |
|
9
| 'Korean Forest' | Goodwin, Randy | Small | Light-Green | Streaked | Yellow | Unknown | - | - | --NR-- |
|
10
| 'Krugerrand' | Balitewicz, Bob | Medium | Yellow | - | - | Hybrid | - | - | --NR-- |
|