| No. | Cultivar Name | Plant Size | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Source | Registered |
|
1
| 'J. B. III' | Medium | Yellow | | | Hybrid | Pale-Lavender | July | Kwick, Charles | .2022 |
|
2
| 'Jarno' | Medium | Yellow | - | - | Hybrid | Pale-Lavender | July into August | Lokies, Martin | .2016 |
|
3
| 'Je Suis' | Medium | Yellow | - | - | Hybrid | Med-Lavender | June into July | Gilligan, Madelon | .2017 |
|
4
| 'Jezebel' | Small | Med-Green | Marginal | Yellow | Sport | Pale-Lavender | July into August | McHugh, Ed | .2013 |
|
5
| 'Jipson Place Summer Solstice' | Giant | Yellow | - | - | Unknown | Pale-Lavender | June into July | Butler, Dick & Street, Dr Jamie | .2016 |
|
6
| 'Joby' | Medium | Blue/Green | | | Hybrid | Near-White | June into July | Frederking, Ann | .2022 |
|
7
| 'John Diamond' | Medium | Dark-Green | - | - | Unknown | - | June into August | Zolock, Steve & Zolock, Sarah | .2009 |
|
8
| 'Joshua's Banner' | Medium | Yellow | Marginal | White | Hybrid | Light-Purple | July | Jones, Gil & Walek, Kevin & The American Hosta Society | .2009 |
|
9
| 'Jubilation' | Giant | Dark-Green | Marginal | Yellow | Hybrid | Pale-Lavender | July | Wilkins, Dr Jim & Wilkins, Sandy | .2000 |
|
10
| 'Juha' | Medium | Light-Green | Marginal | Yellow | Sport | Pale-Lavender | July into August | Fransen, Marco | --NR-- |
|
11
| 'Julie Wheeler' | Large | Dark-Green | Streaked | White | Hybrid | Med-Lavender | July into August | Zolock, Steve & Zolock, Sarah | .2009 |
|
12
| 'Julien and Nathalie' | Small | Light-Green | - | - | Unknown | - | - | Bastille, Jocelyne | --NR-- |
|
13
| 'Just Joshin' | Medium | Dark-Green | Streaked | Yellow | Hybrid | - | July into August | Schulz, Ed | .2016 |
|