| No. | Cultivar Name | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Source | Registered |
|
1
| 'Ka-ching' | Dark-Green | - | - | Unknown | Pale-Lavender | June into July | Zolock, Steve & Zolock, Sarah | .2011 |
|
2
| 'Kasseler Blue' | Blue/Green | - | - | Unknown | - | - | Klose, Heinz & Ruh, Peter & Ruh, Jean | .2008 |
|
3
| 'Kifukurin Hyuga' | Blue/Green | Marginal | Yellow | Nat-Sport | Pale-Lavender | August to September | Unknown & Ruh, Peter | .2002 .2018 |
|
4
| 'Kiss Me Kwick' | Yellow | - | - | Hybrid | - | June into July | Kwick, Charles | .2016 |
|
5
| 'Kiss of Innocence' | Yellow-Gold | | - | Hybrid | Med-Lavender | August | Kwick, Charles | .2020 |
|
6
| 'Klondike' | Med-Green | Streaked | Yellow | Unknown | - | - | Benedict, Dr Ralph (Herb) & Benedict, Dorothy & Kuenster, Rod | .2010 |
|
7
| 'Krossa Regal Splashed' | Blue/Green | Streaked | White | Sport | Med-Lavender | July into August | Miller, Jeff | --NR-- |
|
8
| 'Krossa Regal Streaked' | Blue/Green | Streaked | White | Sport | Med-Lavender | July into August | Lydell, Ransom | --NR-- |
|
9
| 'Krossa Regal White Variegation' | Blue/Green | Streaked | White | TC Sport | Med-Lavender | July into August | Ruh, Peter | --NR-- |
|
10
| 'Kwick's Golden Ladder' | Yellow | | | TC Sport | Med-Lavender | July | Kwick, Charles | .2022 |
|
11
| 'Kwick's White Pine View' | Yellow-Gold | | | Hybrid | Near-White | June into July | Kwick, Charles | .2022 |
|