| No. | Cultivar Name | Plant Size | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Source | Registered |
|
1
| 'James Knox Polk' | Giant | Light-Green | - | - | Unknown | - | - | Ruh, Peter & Ruh, Jean | .2010 |
|
2
| 'Jami' | Medium | Yellow | - | - | Hybrid | Light-Purple | July into August | Nyikos, Frank | .2009 |
|
3
| 'Janie Girl' | Large | Dark-Green | Medial | Yellow | Hybrid | Med-Lavender | July into August | Hanna, Clarence | .2020 |
|
4
| 'Jarett H Park' | Large | Dark-Green | - | - | Hybrid | Near-White | July into August | Chamberlain, Steve | .2003 |
|
5
| 'Je Suis' | Medium | Yellow | - | - | Hybrid | Med-Lavender | June into July | Gilligan, Madelon | .2017 |
|
6
| 'Jean Ferris Ruh' | Medium | Dark-Green | Medial | Yellow | Sport | Pale-Lavender | July into August | Ruh, Peter & Ruh, Jean | .2005 |
|
7
| 'Jelly Belly' | Small | Light-Green | Streaked | Speckles | Sport | Med-Lavender | June into July | Benedict, Dr Ralph (Herb) & Kuenster, Rod | .2010 |
|
8
| 'Jim Dandy' | - | - | - | - | Unknown | Med-Lavender | - | Unknown | --NR-- |
|
9
| 'Jimmy MacBlack' | Medium | Dark-Green | - | - | Sport | Pure-White | July into August | McBurney, Jim & McBurney, Lois & Anderson, Marlys | .2011 |
|
10
| 'Jipson Place Summer Solstice' | Giant | Yellow | - | - | Unknown | Pale-Lavender | June into July | Butler, Dick & Street, Dr Jamie | .2016 |
|
11
| 'Joan Altman' | Small | Light-Green | Marginal | Yellow | Unknown | Pale-Lavender | July into August | Kuk, Bob | .2011 |
|
12
| 'Joby' | Medium | Blue/Green | | | Hybrid | Near-White | June into July | Frederking, Ann | .2022 |
|
13
| 'John D. Barnot' | Large | Med-Green | - | - | Unknown | Med-Lavender | July into August | Zolock, Steve & Zolock, Sarah | .2008 |
|
14
| 'John Diamond' | Medium | Dark-Green | - | - | Unknown | - | June into August | Zolock, Steve & Zolock, Sarah | .2009 |
|
15
| 'Jolly Green Dwarf' | Small | Med-Green | - | - | Hybrid | Deep-Purple | June into July | Avent, Tony | .2006 |
|
16
| 'Joyce Lane' | Large | Dark-Green | Marginal | Yellow | Hybrid | Pale-Lavender | July into August | Graves, Butch | .2017 |
|
17
| 'Justin Tyme' | Giant | Dark-Green | - | - | Hybrid | Near-White | June into July | Hicks, Gerry | .2017 |
|