No. | Cultivar Name | Plant Size | Leaf Color | Variegation | Var Color | Origin | Flower Color | Season | Source | Registered |
1
| 'Tagi' | Small | Blue/Green | | | Hybrid | Light-Purple | September | Davidson, LeRoy | --NR-- |
2
| 'Tamaryu Iwa' | Miniature | Dark-Green | | | Unknown | Unknown | Unknown | Sakata | --NR-- |
3
| 'Tambourine' | Medium | Med-Green | Marginal | White | Hybrid | Light-Purple | July to August | Lachman, Wm & Lachman, Eleanor | .1987 |
4
| 'Tanayama Nishiki' | Medium | Med-Green | Marginal | Yellow | Unknown | Unknown | Unknown | Watanabe, Kenji | --NR-- |
5
| 'Tatsumaki' | Small | Dark-Green | | | Hybrid | Unknown | Unknown | Unknown | --NR-- |
6
| 'TBSP Butter' | Miniature | Yellow-Gold | | | Hybrid | Light-Purple | June to July | Dye, Kay | .2021 |
7
| 'Telly's Treasure' | Medium | Dark-Green | Streaked | Yellow | Unknown | Unknown | July to August | Singer, Mary & Elslager, Ed | .2002 |
8
| 'Teltow The Stork' | Large | Light-Green | | | Unknown | Near-White | July to August | Entemann, Manfred | .2019 |
9
| 'Tentacles' | Medium | Med-Green | | | Hybrid | Pale-Lavender | August | Seaver, Charles | .1996 |
10
| 'Terpsichore' | Medium | Med-Green | | | Hybrid | Light-Purple | July | Scheer, Alttara | --NR-- |
11
| 'Terra Marie' | Small | Med-Green | | | Hybrid | Pale-Lavender | July | Wade, Van | .2007 |
12
| 'Terre Haute' | Small | Med-Green | | | Unknown | Unknown | July | Goodwin, Randy | .2009 |
13
| 'That's the Spirit' | Medium | Light-Green | Streaked | Yellow | Nat-Sport | Pale-Lavender | August | Van Eechaute, Danny | --NR-- |
14
| 'The British Are Coming' | Medium | Blue/Green | | | Sport | Unknown | Unknown | Silvers, Bill | --NR-- |
15
| 'The Perfect Storm' | Medium | Med-Green | Streaked | White | Hybrid | Near-White | August | Wrede, Arthur | .2005 |
16
| 'The Razor's Edge' | Small | Med-Green | | | Hybrid | Pale-Lavender | August to September | Terpening, Kent & The American Hosta Society | .2019 |
17
| 'The Sleeper' | Medium | Med-Green | | | Hybrid | Med-Lavender | June to July | Gilligan, Madelon | .2017 |
18
| 'The Unforgettable Fire' | Large | Med-Green | | | Unknown | Unknown | Unknown | Van Eechaute, Danny | --NR-- |
19
| 'Theo's Blue' | Medium | Blue/Green | | | Hybrid | Med-Lavender | Unknown | Zonneveld, Ben & Leydens, Theo | --NR-- |
20
| 'Theo's Green' | Unknown | Med-Green | | | Unknown | Unknown | Unknown | Leydens, Theo & Van Eechaute, Danny | --NR-- |
21
| 'Theo's Red' | Medium | Med-Green | | | Hybrid | Med-Lavender | Unknown | Leydens, Theo | --NR-- |
22
| 'Tickle Me Pink' | Small | Yellow | | | Hybrid | Light-Purple | July to August | Hack, J. & Stegeman, Bev & Stegeman, Dave | .2006 |
23
| 'Tinkle' | Miniature | Med-Green | Medial | White | Sport | Light-Purple | July | Unknown | --NR-- |
24
| 'To Dye For' | Large | Light-Green | Medial | White | Unknown | Near-White | July | Dye, Kay | .2017 |
25
| 'Tochi Ogon Iwa' | Unknown | Yellow | | | Unknown | Unknown | Unknown | Unknown | --NR-- |
26
| 'Tokiwa Shisen' | Large | Med-Green | | | Sport | Pale-Lavender | Unknown | Fukatsu, Shinya | --NR-- |
27
| 'Tokyo Spring' | Medium | Light-Green | | | Hybrid | Pale-Lavender | July to August | Ragus, Gerhard & Ragus, Renate | .2020 |
28
| 'Tom Terrific' | Large | Yellow | | | Hybrid | Pale-Lavender | July to August | Solberg, Robert | .2019 |
29
| 'Totally Twisted' | Small | Light-Green | | | Hybrid | Pale-Lavender | August to September to October | Scheer, Alttara | --NR-- |
30
| 'Tremont Artisan' | Large | Med-Green | | | Unknown | Unknown | Unknown | Livingston, Ron | --NR-- |
31
| 'Tremont Ebony Angel' | Medium | Light-Green | | | Unknown | Unknown | Unknown | Livingston, Ron | --NR-- |
32
| 'Tremont Erubescence' | Small | Blue/Green | | | Unknown | Unknown | Unknown | Livingston, Ron | --NR-- |
33
| 'Tremont Mainstay' | Small | Blue/Green | | | Unknown | Unknown | Unknown | Livingston, Ron | --NR-- |
34
| 'Tremont Red Hacksaw' | Unknown | Unknown | | | Hybrid | Unknown | Unknown | Livingston, Ron | --NR-- |
35
| 'Tremont Red Rover' | Small | Yellow | | | Unknown | Unknown | Unknown | Livingston, Ron | --NR-- |
36
| 'Tremont Sho Girl' | Medium | Blue/Green | | | Unknown | Unknown | Unknown | Livingston, Ron | --NR-- |
37
| 'Tremont Something Dreamy' | Large | Blue/Green | | | Unknown | Unknown | Unknown | Livingston, Ron | --NR-- |
38
| 'Tremont Spice' | Medium | Med-Green | Marginal | Yellow | Unknown | Med-Lavender | Unknown | Livingston, Ron | --NR-- |
39
| 'Trisha's Sunny Paradise' | Small | Yellow | | | Sport | Deep-Purple | July | McHugh, Ed | .2012 |
40
| 'Tropic Sunset' | Medium | Dark-Green | Medial | Yellow | Sport | Unknown | Unknown | Zilis, Mark | .2012 |
41
| 'Tweetypie' | Small | Yellow | | | Unknown | Unknown | Unknown | Unknown | --NR-- |
42
| 'Twist Tie' | Small | Blue/Green | | | Hybrid | Med-Lavender | Unknown | Solberg, Robert | .2019 |
43
| 'Twizzler' | Medium | Blue/Green | | | Hybrid | Light-Purple | July to August | Elchuk, Kevin & Elchuk, Olga | .2015 |
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