| No. | Cultivar Name | Plant Size | Leaf Color | Variegation | Var Color | Origin | Season | Source | Registered |
|
1
| 'Hadspen Hawk' | Medium | Blue/Green | | - | Unknown | August September October | Smith, Eric & British Hosta and Hemerocallis Society | .1988 |
|
2
| 'Hakuyo' | Medium | Med-Green | | - | Hybrid | August September October | Watanabe, Kenji & Ruh, Peter | .2002 |
|
3
| 'Hanazawa Fukurin Mizu' | Small | Med-Green | Marginal | White | Sport | September to October | Unknown | --NR-- |
|
4
| 'Harvest Delight' | Medium | Med-Green | | - | Hybrid | August September October | Summers, Alex & Ruh, Peter | .1997 |
|
5
| 'Harvest Desire' | Medium | Dark-Green | | - | Hybrid | August September October | Summers, Alex & Ruh, Peter | .1997 |
|
6
| 'Heart of Gold' | Large | Yellow | | - | Hybrid | August September October | Dishon, Jim | .1996 |
|
7
| 'Heaven Scent' | Medium | Med-Green | Streaked | Speckles | TC Sport | August September October | Walters Gardens & Falstad, Clarence | .1988 |
|
8
| 'Hideko Tajima' | Small | Med-Green | Streaked | White | Hybrid | September to October | Benedict, Dr Ralph (Herb) & Dean, Don | .2004 |
|
9
| 'Higaki Fukurin Iwa' | Medium | Med-Green | Marginal | Yellow | Sport | August September October | Higaki | --NR-- |
|
10
| 'High Tide' | Medium | Blue/Green | | - | Hybrid | August September October | Hansen, Hans | .2005 |
|
11
| 'Hime Setouchi' | Medium | Med-Green | | - | Sport | August September October | Unknown | --NR-- |
|
12
| 'Hirao Elite' | Medium | Dark-Green | | - | Unknown | August September October | Hirao, Shuichi & Ruh, Peter | .1997 |
|
13
| 'Hirao Grande' | Medium | Med-Green | | - | Hybrid | August September October | Hirao, Shuichi & Ruh, Peter | .1997 |
|
14
| 'Hirao Imperial' | Small | Med-Green | | - | Unknown | August September October | Hirao, Shuichi & Ruh, Peter | .1998 |
|
15
| 'Honey Hill Pins and Needles' | Small | Dark-Green | | - | Hybrid | August September October | Erb, Marsha Axmear | .1999 |
|
16
| 'Honey Hill Wrinkled Rainslicker' | Medium | Med-Green | | - | Hybrid | August September October | Erb, Marsha Axmear | .1999 |
|
17
| 'Honeybells' | Large | Med-Green | | - | Hybrid | August September October | Cumming, Alex & The American Hosta Society | .1986 |
|