| No. | Cultivar | Plant Size | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Source | Registered |
|
1
| 'Abba Fragrant Centennial' | Medium | Med-Green | Marginal | Yellow | Unknown | Unknown | Unknown | Aden, Paul | --NR-- |
|
2
| 'Aeon' | Giant | Dark-Green | Streaked | Yellow | Sport | Pale-Lavender | June to July | Philips, Hugo | --NR-- |
|
3
| 'Cosmic Dusk' | Large | Blue/Green | Marginal | White | Hybrid | Unknown | Unknown | Kuenster, Rod | --NR-- |
|
4
| 'Dandelion Days' | Unknown | Unknown | | | Unknown | Unknown | Unknown | Tompkins, Cynthia | --NR-- |
|
5
| 'Green Decade' | Small | Med-Green | | | Unknown | Unknown | Unknown | Unknown | --NR-- |
|
6
| 'Mid Afternoon' | Large | Dark-Green | Medial | Yellow | TC Sport | Med-Lavender | July to August | Anderson, Jim | --NR-- |
|
7
| 'Mid Morning' | Large | Yellow | Marginal | Green | TC Sport | Near-White | June to July | Anderson, Jim | --NR-- |
|
8
| 'Midnight at the Oasis' | Medium | Dark-Green | Medial | White | Sport | Med-Lavender | July to August | Naylor Creek Nursery & The American Hosta Society | .2019 |
|
9
| 'Midnight Dream' | Giant | Blue/Green | | | Unknown | Unknown | Unknown | Hackbarth, Robert | .2015 |
|
10
| 'Midnight Express' | Large | Blue/Green | | | Hybrid | Pale-Lavender | June to July | Ward, Dr Dick & Ward, Jane | .1996 |
|
11
| 'Midnight Hour' | Giant | Blue/Green | | | Unknown | Pale-Lavender | June | Ward, Dr Dick & Ward, Jane | .2009 |
|
12
| 'Midnight Mistress' | Large | Dark-Green | Streaked | Yellow | Sport | Med-Lavender | July to August | Hackbarth, Robert | .2015 |
|
13
| 'Midnight Moon' | Large | Dark-Green | Marginal | Yellow | Sport | Light-Purple | July | Solberg, Robert | .2005 |
|
14
| 'Midnight Oil' | Medium | Dark-Green | | | Hybrid | Light-Purple | July | Stegeman, Bev & Stegeman, Dave | .2004 |
|
15
| 'Midnight Rain' | Large | Dark-Green | | | Unknown | Unknown | Unknown | Dalton, Jim & Dalton, Meg | --NR-- |
|
16
| 'Midnight Ride' | Large | Dark-Green | | | TC Sport | Pale-Lavender | July | Zilis, Mark | .2004 |
|
17
| 'Midnight Storm' | Medium | Dark-Green | Streaked | Yellow | Sport | Light-Purple | July to August | Solberg, Robert | .2005 |
|
18
| 'Midnight Sun' | Large | Yellow | | | Hybrid | Light-Purple | June | Ward, Dr Dick & Ward, Jane | .1996 |
|
19
| 'Morning Call' | Medium | Light-Green | | | Hybrid | Pale-Lavender | August | Dean, Don | .2020 |
|