No. | Cultivar | Plant Size | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Source | Registered |
1
| 'Arctic Frost' | Large | Blue/Green | Streaked | Speckles | Sport | Pale-Lavender | August to October | Trucks, Gary | --NR-- |
2
| 'Autumn Frost' | Large | Yellow | Medial | Green | TC Sport | Pale-Lavender | July into August | Lichacz, Susan & Walters Gardens | .2009 |
3
| 'Azure Frost' | Large | Blue/Green | - | - | Unknown | Near-White | June into July | Treichel, Bernie | .2006 |
4
| 'Blue Frost' | Giant | Blue/Green | - | - | Unknown | Near-White | June into July | Nesmith, Elizabeth & The American Hosta Society | .1986 |
5
| 'Chesieres September Frost' | Giant | Blue/Green | Marginal | White | Sport | Pale-Lavender | July | Hirsbrunner, Liselotte | .2001 |
6
| 'First Frost' | Miniature | Blue/Green | Marginal | Creamy White | Sport | Pale-Lavender | July into August | Scolnik, Patricia & Solberg, Robert | .2002 |
7
| 'Frost Bite' | Medium | Blue/Green | - | - | Unknown | - | - | Kerr, Jeff | --NR-- |
8
| 'Frost Giant' | Giant | Blue/Green | Marginal | Yellow | Hybrid | Pale-Lavender | June into July | Lefever, Wyatt & Solberg, Robert | .2008 |
9
| 'Frost Line' | Medium | Blue/Green | Streaked | White | Unknown | Pale-Lavender | June into July | Brashear, Carol | --NR-- |
10
| 'Frost Warning' | Large | Blue/Green | | | Unknown | Near-White | July | Klotz, Ruby & Klotz, B. & The American Hosta Society | .2020 |
11
| 'Frostbite' | Small | Med-Green | Marginal | Yellow | Sport | Light-Purple | August to October | Solberg, Robert | .2004 |
12
| 'Giantland Irish Frost' | - | - | - | - | Unknown | - | - | Miller, Jeff | --NR-- |
13
| 'Hoarfrost' | Giant | Blue/Green | - | - | Hybrid | Near-White | June into July | Fisher, Eunice V. & The American Hosta Society | .1986 |
14
| 'Jack Frost' | Medium | Med-Green | Marginal | White | Sport | Pale-Lavender | July | Minks, Eldren | .1983 |
15
| 'Lakeside Frosted Mint' | Large | Light-Green | - | - | Unknown | Pure-White | June | Chastain, Mary | .1996 |
16
| 'Lemon Frost' | Small | Med-Green | Marginal | White | TC Sport | Light-Purple | July | Zilis, Mark | .2002 |
17
| 'Little Jack Frost' | Medium | Blue/Green | - | - | Unknown | Pale-Lavender | August to September | Benedict, Dr Ralph (Herb) & Benedict, Dorothy & Kuenster, Rod | .2010 |
18
| 'Old Frosty' | Large | Blue/Green | - | - | Unknown | - | - | Rawson, Don | --NR-- |
19
| 'Permafrost' | Medium | Blue/Green | Marginal | White | Sport | Pale-Lavender | July into August | Zilis, Mark | .2010 |
20
| 'Pewter Frost' | Large | Blue/Green | - | - | Hybrid | Near-White | July into August | Dishon, Jim | .1996 |
21
| 'Prairie Frost' | Medium | Yellow | Marginal | White | Sport | Near-White | July | Schwarz, Jim | --NR-- |
22
| 'Robert Frost' | Large | Med-Green | Marginal | White | Hybrid | Near-White | June into July | Lachman, Wm & Lachman, Eleanor | .1988 |
23
| 'Silver Frost' | Large | Blue/Green | - | - | Unknown | - | - | Moldovan, Steve | --NR-- |
24
| 'Touch of Frost' | Medium | Blue/Green | - | - | Sport | Pale-Lavender | July | Fransen, Marco | --NR-- |
25
| 'Vermont Frost' | Large | Blue/Green | Streaked | White | TC Sport | Pale-Lavender | June into July | Anderson, Chuck & Anderson, Sue | --NR-- |
26
| 'Winter Frost' | Medium | Blue/Green | - | - | Hybrid | Med-Lavender | September | Beilstein, Doug & Beilstein, Mardy | .2013 |
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