| No. | Cultivar Name | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Source | Registered |
|
1
| 'Hadspen Blue' | Blue/Green | - | - | Unknown | Pale-Lavender | July into August | Smith, Eric & Aden, Paul | .1976 |
|
2
| 'Hadspen White' (Eric Smith) | Light-Green | - | - | Hybrid | Pure-White | August to September | Smith, Eric & Ruh, Peter & Ruh, Jean | 2001 |
|
3
| 'Hands of Hope' | Med-Green | | - | Hybrid | Pale-Lavender | June into July | Wheat, J. | .2020 |
|
4
| 'Hannibal Hamlin' | Dark-Green | Marginal | Yellow | TC Sport | - | July into August | Beilstein, Doug & Zilis, Mark | .2009 |
|
5
| 'Heat Wave' | Blue/Green | Medial | Yellow | Sport | Pale-Lavender | June | Van den Top, Jan | --NR-- |
|
6
| 'High Noon' | Yellow | - | - | Unknown | Pale-Lavender | June into July | Seaver, Mildred | .2004 |
|
7
| 'Hirao Imperial' | Med-Green | - | - | Unknown | Pale-Lavender | August to October | Hirao, Shuichi & Ruh, Peter | .1998 |
|
8
| 'Hollywood Tin Cup' | Dark-Green | - | - | Sport | Near-White | July into August | Krueger, M. & Krueger, F. | .2019 |
|
9
| 'Holmen Class of '59' | Light-Green | - | - | Unknown | Med-Lavender | July into August | Kwick, Charles | .2017 |
|
10
| 'Holy Grail' | Light-Green | Marginal | Blue-Green | Sport | Pale-Lavender | July into August | Deckert, Emile & Deckert, Jane | .2004 |
|
11
| 'Holy Mouse Ears' | Blue/Green | Medial | Creamy White | TC Sport | Light-Purple | July | Zilis, Mark & Deckert, Emile & Deckert, Jane | .2006 |
|
12
| 'Honey Brickle' | Yellow | - | - | Unknown | Near-White | June into July | Schulz, Ed | .2013 |
|
13
| 'Honey Hill Shimmer and Shimmy' | Blue/Green | Marginal | Yellow | Hybrid | Pale-Lavender | July into August | Erb, Marsha Axmear | .1999 |
|
14
| 'Hot Diggity Dog' | Light-Green | Marginal | Yellow | Hybrid | Pure-White | June into July | Elslager, Ed | .1998 |
|
15
| 'Humor' | Med-Green | - | - | Hybrid | Pale-Lavender | July into August | Unknown & Ruh, Peter | .1998 |
|
16
| 'Hypnosis' | Dark-Green | Marginal | White | Sport | Pale-Lavender | July into August | Zilis, Mark | .2010 |
|