No. | Cultivar Name | Leaf Color | Plant Size | Variegation | Var Color | Origin | Flower Color | Season | Source | Registered |
1
| 'Don't Tread on Me' | Blue/Green | Large | Streaked | Speckles | Hybrid | Pale-Lavender | July | Malloy, Alex | --NR-- |
2
| 'Table Six' | Blue/Green | Medium | Marginal | White | Sport | Pale-Lavender | July to August | Grande, Denis | .2003 |
3
| 'Tagi' | Blue/Green | Small | | | Hybrid | Light-Purple | September | Davidson, LeRoy | --NR-- |
4
| 'Talking Point' | Blue/Green | Large | | | Hybrid | Med-Lavender | July to August | Beilstein, Doug & Beilstein, Mardy | .2021 |
5
| 'Talladega' | Blue/Green | Large | | | Hybrid | Med-Lavender | Unknown | Visser, Cees | --NR-- |
6
| 'Tamiami Blue' | Blue/Green | Large | | | Hybrid | Near-White | July to August | Smith, Roger | .2013 |
7
| 'Tangerine Tango' | Blue/Green | Medium | Medial | Yellow | TC Sport | Pale-Lavender | July to August | Sebright Gardens | .2013 |
8
| 'Tarantella' | Blue/Green | Medium | | | Hybrid | Light-Purple | July to August | Ragus, Gerhard & Ragus, Renate | .2020 |
9
| 'Tardiana Fumiko' | Blue/Green | Large | | | Unknown | Unknown | Unknown | Unknown | --NR-- |
10
| 'Tarheel Blue' | Blue/Green | Medium | | | Hybrid | Unknown | Unknown | Solberg, Robert | .2013 |
11
| 'Tarnished' | Blue/Green | Medium | Streaked | Yellow | Hybrid | Pale-Lavender | July | Vaughn, Kevin | .1987 |
12
| 'Tarnished Brass' | Blue/Green | Large | | | Nat-Sport | Med-Lavender | July to August | Lydell, Ran | --NR-- |
13
| 'Tasagare Tokudama' | Blue/Green | Large | | | Unknown | Unknown | Unknown | Watanabe, Kenji | --NR-- |
14
| 'Tasce' | Blue/Green | Medium | | | Unknown | Unknown | Unknown | Wade, Van | --NR-- |
15
| 'Tässchen' | Blue/Green | Medium | | | Hybrid | Near-White | Unknown | Maindok, Hans-Hennig | --NR-- |
16
| 'Tatting Fern' | Blue/Green | Giant | | | Unknown | Unknown | Unknown | Unknown | --NR-- |
17
| 'Tattletale Gray' | Blue/Green | Large | | | Unknown | Near-White | July | Tompkins, Cynthia & Ruh, Peter | .2000 |
18
| 'Taurus' | Blue/Green | Large | | | Hybrid | Near-White | June to July | Husemann, Jim | .2009 |
19
| 'Tea Ceremony' | Blue/Green | Large | | | Unknown | Near-White | July | Moldovan, Steve & Walek, Kevin & The American Hosta Society | .2009 |
20
| 'Teacher's Pet' | Blue/Green | Medium | Marginal | White | Hybrid | Near-White | June to July | Asch, Stuart | .2000 |
21
| 'Teacher's Pride' | Blue/Green | Medium | Medial | White | Sport | Med-Lavender | July | Fransen, Marco & Fransen, Joyce & van Rossum, Jannes | --NR-- |
22
| 'Tears in Heaven' | Blue/Green | Medium | | | Hybrid | Pale-Lavender | July to August | Hansen, Hans | .2019 |
23
| 'Teatime' | Blue/Green | Medium | Marginal | Yellow | Sport | Pale-Lavender | July to August | Zilis, Mark | .2006 |
24
| 'Tecumseh' | Blue/Green | Giant | | | Unknown | Unknown | Unknown | Wade, Van | --NR-- |
25
| 'Teddy Bear' (Falstad) | Blue/Green | Small | Medial | Green | Unknown | Unknown | Unknown | Falstad, C.H. | --NR-- |
26
| 'Teddy Boy' | Blue/Green | Small | Medial | Green | Unknown | Unknown | Unknown | Benedict, Dr Ralph (Herb) | --NR-- |
27
| 'Teeny-bopper' | Blue/Green | Small | Streaked | White | Hybrid | Pale-Lavender | July | Elslager, Ed | .2001 |
28
| 'Teltow Fifty Pence' | Blue/Green | Medium | | | Unknown | Pale-Lavender | August to September | Entemann, Manfred | .2020 |
29
| 'Temple Great' | Blue/Green | Large | | | Hybrid | Pale-Lavender | July | Jernigan, Bettie | .1986 |
30
| 'Temptation' | Blue/Green | Giant | Medial | White | Sport | Near-White | June | Cornitensis, Roger | .2020 |
31
| 'Tenny Up' | Blue/Green | Large | | | Hybrid | Near-White | August | Livingston, Ron | --NR-- |
32
| 'Tenryo' | Blue/Green | Medium | | | Unknown | Unknown | Unknown | Unknown | --NR-- |
33
| 'Tenryu' | Blue/Green | Large | | | Unknown | Pale-Lavender | Unknown | Yoshie, S & Ruh, Peter | .2002 |
34
| 'Terminator' | Blue/Green | Unknown | Streaked | Yellow | Unknown | Unknown | Unknown | Elslager, Ed | .2003 |
35
| 'Terms of Endearment' | Blue/Green | Giant | Marginal | Yellow | Hybrid | Near-White | June to July | Hansen, Hans | .2020 |
36
| 'Terry witha Y' | Blue/Green | Medium | | | Nat-Sport | Pale-Lavender | July to August | Herold, Glenn | .2021 |
37
| 'Terry Wogan' | Blue/Green | Medium | | | Sport | Pale-Lavender | August | Ford, Richard & Ford, Mary | .2006 |
38
| 'Tet-A-Poo' (Aden) | Blue/Green | Miniature | | | Hybrid | Near-White | July | Aden, Paul & Zilis, Mark | .2010 |
39
| 'Tet-A-Poo' (Powell) | Blue/Green | Large | | | Unknown | Near-White | July | Unknown | --NR-- |
40
| 'The British Are Coming' | Blue/Green | Medium | | | Sport | Unknown | Unknown | Silvers, Bill | --NR-- |
41
| 'The Enforcer' | Blue/Green | Medium | Streaked | White | Unknown | Unknown | August | Schwarz, Jim | .2009 |
42
| 'The Future King' | Blue/Green | Medium | Marginal | White | Unknown | Unknown | Unknown | Goodenough, Rick | --NR-- |
43
| 'The Gathering' | Blue/Green | Large | | | Sport | Near-White | June to July | Zilis, Mark & Schwarz, Karen | .2014 |
44
| 'The Godfather' | Blue/Green | Giant | | | Unknown | Near-White | August | Ward, Dr Dick & Ward, Jane | .1998 |
45
| 'The Horseshoe' | Blue/Green | Large | | | Hybrid | Pale-Lavender | June to July | Beilstein, Doug & Beilstein, Mardy | .2018 |
46
| 'The Mighty Quinn' | Blue/Green | Large | Marginal | White | Sport | Unknown | June to July | Solberg, Robert | --NR-- |
47
| 'The Moon Turned Blue' | Blue/Green | Large | | | Unknown | Unknown | Unknown | Ziarek, Ken | --NR-- |
48
| 'The Right One' | Blue/Green | Medium | Medial | Yellow | Hybrid | Med-Lavender | July | Elslager, Ed | --NR-- |
49
| 'The Wall' | Blue/Green | Giant | | | Unknown | Near-White | July to August | Schulz, Ed | .2017 |
50
| 'The Wind Blew' | Blue/Green | Medium | | | Unknown | Pale-Lavender | July to August | Benedict, Dr Ralph (Herb) & Kuenster, Rod | .2010 |
51
| 'Thelonius' | Blue/Green | Medium | | | Hybrid | Near-White | July to August | Ward, Dr Dick & Ward, Jane | .2009 |
52
| 'Theo's Blue' | Blue/Green | Medium | | | Hybrid | Med-Lavender | Unknown | Zonneveld, Ben & Leydens, Theo | --NR-- |
53
| 'Three Sisters' | Blue/Green | Giant | | | Sport | Pale-Lavender | July | Pratt, Mary | --NR-- |
54
| 'Thrill Ride' | Blue/Green | Medium | | | Unknown | | | Rawson, Don | --NR-- |
55
| 'Thriller' | Blue/Green | Unknown | Streaked | Speckles | Unknown | Unknown | July to August | Mullin, Joy & Schwarz, Jim | .2015 |
56
| 'Thunder Boomer' | Blue/Green | Medium | | | Hybrid | Pale-Lavender | July | Solberg, Robert | .2007 |
57
| 'Thunder Clouds' | Blue/Green | Large | | | Unknown | Near-White | Unknown | Lydell, Ransom | --NR-- |
58
| 'Thunderbolt' | Blue/Green | Large | Medial | White | Sport | Near-White | June to July | Crowder, Allen | .2020 |
59
| 'Thunderstorm' | Blue/Green | Large | Streaked | Yellow | Unknown | Unknown | Unknown | Unknown | --NR-- |
60
| 'Tidal Pool' | Blue/Green | Large | | | Hybrid | Pale-Lavender | June to July | Dye, Kay | .2002 |
61
| 'Tidal Wave' | Blue/Green | Medium | | | Unknown | Unknown | Unknown | Moldovan, Steve | --NR-- |
62
| 'Tiddlywinks' | Blue/Green | Miniature | Marginal | White | Hybrid | Light-Purple | August to September to October | Banyai, Pauline | .1989 |
63
| 'Tidewater' | Blue/Green | Large | | | Hybrid | Med-Lavender | August | Zilis, Mark | .2003 |
64
| 'Tilt-A-Whirl' | Blue/Green | Medium | | | Hybrid | Pale-Lavender | August to September | Solberg, Robert | .2013 |
65
| 'Time Tunnel' | Blue/Green | Medium | Marginal | Yellow | TC Sport | Near-White | June to July | Laviana, Marc & Malloy, Alex | .2001 |
66
| 'Timeless Beauty' | Blue/Green | Medium | Medial | White | Sport | Med-Lavender | July to August | Heemskerk, Gerardus | .2011 |
67
| 'Timothy C. Morgan' | Blue/Green | Medium | Medial | White | Unknown | Pale-Lavender | July to August | Chamberlain, Steve | .2005 |
68
| 'Tinker Blue' | Blue/Green | Miniature | | | Unknown | Unknown | Unknown | Benedict, Dr Ralph (Herb) & Kuenster, Rod | .2010 |
69
| 'Tiny Gems' | Blue/Green | Miniature | | | Unknown | Unknown | Unknown | Avent, Tony | --NR-- |
70
| 'Tisch' | Blue/Green | Large | | | Hybrid | Near-White | June to July | Tisch, Roland & Ruh, Peter | .2002 |
71
| 'Tisch Blue' | Blue/Green | Medium | | | Hybrid | Unknown | Unknown | Tisch, Roland | --NR-- |
72
| 'Tisch No 3-4' | Blue/Green | Large | | | Unknown | Unknown | Unknown | Tisch, Roland | --NR-- |
73
| 'Titanium' | Blue/Green | Small | | | Hybrid | Pale-Lavender | August | Dean, Don | .2000 |
74
| 'TNT Blue' | Blue/Green | Small | | | Unknown | Unknown | Unknown | Unknown | |
75
| 'Tokudama' | Blue/Green | Medium | | | Unknown | Near-White | June to July | Unknown | --NR-- |
76
| 'Tokudama Aureonebulosa' | Blue/Green | Medium | Streaked | Yellow | Sport | Pure-White | Unknown | Unknown & The American Hosta Society | .1987 |
77
| 'Tokudama Flavocircinalis' | Blue/Green | Medium | Marginal | Creamy White | Nat-Sport | Pale-Lavender | June to July | Maekawa, Dr Fumio | .1987 |
78
| 'Tokudama Flavoplanata' | Blue/Green | Medium | Medial | Yellow | Sport | Near-White | June to July | Maekawa, Dr Fumio & The American Hosta Society | .1987 |
79
| 'Tokudama Kinki' | Blue/Green | Medium | | | Unknown | Unknown | Unknown | Unknown | --NR-- |
80
| 'Tokudama Sun Splash' | Blue/Green | Medium | | | Unknown | Unknown | Unknown | Unknown | --NR-- |
81
| 'Tokudama Tetraploid' | Blue/Green | Medium | | | Unknown | Unknown | Unknown | Wayside Gardens | --NR-- |
82
| 'Tokudama Wayside' | Blue/Green | Medium | | | Unknown | Unknown | Unknown | Wayside Gardens | --NR-- |
83
| 'Tokudama Zager' | Blue/Green | Medium | | | Unknown | Unknown | Unknown | Zager, Herbert A. | --NR-- |
84
| 'Tom Schmid' | Blue/Green | Giant | Marginal | Creamy White | Sport | Pale-Lavender | July to August | Schmid, Tom | .1995 |
85
| 'Tomcat' | Blue/Green | Small | Marginal | White | Unknown | Unknown | Unknown | Lydell, Ransom | --NR-- |
86
| 'Tomoko' | Blue/Green | Medium | | | Unknown | Near-White | July | Klose, Heinz & Ruh, Peter | .2003 |
87
| 'Tom's Gothic Monument' | Blue/Green | Medium | Streaked | Yellow | Unknown | Unknown | Unknown | Ahrens, Thomas | --NR-- |
88
| 'TON-kah toh' | Blue/Green | Giant | | | Hybrid | Near-White | June to July | Kwick, Charles | .2019 |
89
| 'Tootie Mae' | Blue/Green | Medium | Marginal | Yellow | Sport | Near-White | June to July | Anderson, Jim | --NR-- |
90
| 'Top Hat and Tails' | Blue/Green | Giant | Streaked | Yellow | Hybrid | Med-Lavender | June to July | Elslager, Ed | .2005 |
91
| 'Top Number' | Blue/Green | Large | | | Hybrid | Pale-Lavender | June to July | Fisher, Eunice V. | .1971 |
92
| 'Top Shelf' | Blue/Green | Medium | Marginal | Yellow | Nat-Sport | Near-White | July to August | Solberg, Robert | --NR-- |
93
| 'Topaz' (Johnson) | Blue/Green | Medium | | | Hybrid | Light-Purple | July to August | Johnson, Greg | .2004 |
94
| 'Tot Tot' | Blue/Green | Miniature | | | Hybrid | Unknown | Unknown | Aden, Paul | .1978 |
95
| 'Touch of Class' | Blue/Green | Medium | Medial | Yellow | TC Sport | Pale-Lavender | July | Hansen, Hans & Shady Oaks Nursery | .1999 |
96
| 'Touch of Frost' | Blue/Green | Medium | | | Sport | Pale-Lavender | July | Fransen, Marco | --NR-- |
97
| 'Tough Hombre' | Blue/Green | Medium | Streaked | Green | Hybrid | Med-Lavender | June to July | Elslager, Ed | .2003 |
98
| 'Tour de Pise' | Blue/Green | Medium | | | Unknown | | October | Bastille, Jocelyne | --NR-- |
99
| 'Towering Inferno Remembered' | Blue/Green | Large | Streaked | Yellow | Hybrid | Pale-Lavender | June to July | Elslager, Ed | .2001 |
100
| 'Toy Soldier' | Blue/Green | Medium | Marginal | Yellow | Sport | Pale-Lavender | July | Solberg, Robert | .2000 |
101
| 'Traffic Jam' | Blue/Green | Large | Streaked | Yellow | Unknown | Unknown | Unknown | Unknown | --NR-- |
102
| 'Trail's End' | Blue/Green | Large | | | Unknown | Near-White | June | Ruh, Peter | .1978 |
103
| 'Tranquility' | Blue/Green | Large | Marginal | Yellow | Sport | Near-White | June to July | Wilkins, Dr Jim | .1995 |
104
| 'Transiens' | Blue/Green | Medium | | | Unknown | Unknown | Unknown | Unknown | --NR-- |
105
| 'Tremont Blue Flare' | Blue/Green | Medium | | | Unknown | Unknown | Unknown | Livingston, Ron | --NR-- |
106
| 'Tremont Erubescence' | Blue/Green | Small | | | Unknown | Unknown | Unknown | Livingston, Ron | --NR-- |
107
| 'Tremont Frosted Flakes' | Blue/Green | Unknown | | | Unknown | Unknown | Unknown | Livingston, Ron | --NR-- |
108
| 'Tremont Mainstay' | Blue/Green | Small | | | Unknown | Unknown | Unknown | Livingston, Ron | --NR-- |
109
| 'Tremont Sho Girl' | Blue/Green | Medium | | | Unknown | Unknown | Unknown | Livingston, Ron | --NR-- |
110
| 'Tremont Something Dreamy' | Blue/Green | Large | | | Unknown | Unknown | Unknown | Livingston, Ron | --NR-- |
111
| 'Tremont Super Blue' | Blue/Green | Large | | | Unknown | Unknown | Unknown | Livingston, Ron | --NR-- |
112
| 'Tremont Uplifted Heart' | Blue/Green | Large | | | Unknown | Unknown | Unknown | Livingston, Ron | --NR-- |
113
| 'Tremont Yellow Glory' | Blue/Green | Large | | | Unknown | Unknown | Unknown | Livingston, Ron | --NR-- |
114
| 'Tremont Yellow Pebbles' | Blue/Green | Giant | Streaked | Yellow | Unknown | Unknown | Unknown | Livingston, Ron | --NR-- |
115
| 'Triple Double' | Blue/Green | Medium | | | Hybrid | Unknown | Unknown | Jolliffe, Thomas | --NR-- |
116
| 'Triple Play' | Blue/Green | Large | | | Unknown | Unknown | Unknown | Unknown | |
117
| 'Triple Ripple' | Blue/Green | Large | Marginal | Yellow | Hybrid | Near-White | July | Elslager, Ed | .2005 |
118
| 'Tropical Star' | Blue/Green | Medium | Marginal | Yellow | Unknown | Unknown | Unknown | Van den Top, Jan | --NR-- |
119
| 'Trudy's Angel' | Blue/Green | Large | Streaked | Yellow | Unknown | Unknown | Unknown | Van Wyke, Trudy | --NR-- |
120
| 'True Blue' | Blue/Green | Large | | | Hybrid | Pure-White | Unknown | Aden, Paul | .1978 |
121
| 'True Heart' | Blue/Green | Giant | | | Unknown | Unknown | June to July to August | Schulz, Ed | .2013 |
122
| 'True Love' | Blue/Green | Medium | | | Hybrid | Unknown | Unknown | Aden, Paul | .1979 |
123
| 'True Treasure' | Blue/Green | Medium | Streaked | Yellow | Nat-Sport | Light-Purple | July | Van den Top, Jan | --NR-- |
124
| 'Tubelight' | Blue/Green | Small | Medial | White | Unknown | Unknown | Unknown | Van Eechaute, Danny | --NR-- |
125
| 'Tucker Blues' | Blue/Green | Large | | | Hybrid | Pure-White | June | Stephens, Ray | .1990 .2017 |
126
| 'Tucker Pucker' | Blue/Green | Large | | | Hybrid | Pale-Lavender | June | Stephens, Ray | .1993 |
127
| 'Tucker Welcome' | Blue/Green | Large | | | Hybrid | Near-White | July | Stephens, Ray | .1991 |
128
| 'Tunisian Dream' | Blue/Green | Medium | | | Hybrid | Near-White | July to August | Terpening, Kent | .2005 |
129
| 'Turbo Blue' | Blue/Green | Large | Streaked | Yellow | Unknown | Unknown | Unknown | Elslager, Ed | .2004 |
130
| 'Turner Junction' | Blue/Green | Large | | | TC Sport | Near-White | June to July | Zilis, Mark | .2003 |
131
| 'Turtle Dove' | Blue/Green | Miniature | | | Hybrid | Pale-Lavender | July to August | Savory, Dennis | .2000 |
132
| 'Turtledove' | Blue/Green | Small | | | Unknown | Med-Lavender | Unknown | Moldovan, Steve | --NR-- |
133
| 'Tuscarora' | Blue/Green | Large | | | Unknown | Near-White | June | Wade, Van | --NR-- |
134
| 'Tutu' | Blue/Green | Large | | | Hybrid | Pale-Lavender | July to August | Vaughn, Kevin & Walek, Kevin & The American Hosta Society | .2009 |
135
| 'Twice as Mice' | Blue/Green | Miniature | Marginal | White | Hybrid | Med-Lavender | June to July | Avent, Tony | --NR-- |
136
| 'Twice as Nice' | Blue/Green | Small | Medial | Yellow | Sport | Pale-Lavender | July to August | Solberg, Robert | --NR-- |
137
| 'Twiggie' | Blue/Green | Small | | | Unknown | Light-Purple | July | Fischer, Dr Ullrich | --NR-- |
138
| 'Twilight Time' | Blue/Green | Small | | | Hybrid | Light-Purple | August | Johnson, Greg | .2004 |
139
| 'Twin Cities' | Blue/Green | Giant | Marginal | Yellow | Nat-Sport | Pale-Lavender | July | Wilhoite, Chris & Wilhoite, Cynthia | --NR-- |
140
| 'Twinkle Little Star' | Blue/Green | Small | | | Hybrid | Pale-Lavender | August | Dean, Don | .2017 |
141
| 'Twirlatini' | Blue/Green | Small | | | Hybrid | Light-Purple | July to August | Zilis, Mark | .2010 |
142
| 'Twist and Shout' | Blue/Green | Large | | | Hybrid | Light-Purple | June | Vaughn, Kevin | .1988 |
143
| 'Twist of Fate' | Blue/Green | Large | | | Hybrid | Pale-Lavender | June to July | Walek, Kevin | .2000 |
144
| 'Twist Tie' | Blue/Green | Small | | | Hybrid | Med-Lavender | Unknown | Solberg, Robert | .2019 |
145
| 'Twisted Dragon' | Blue/Green | Small | Streaked | Yellow | Unknown | Unknown | Unknown | Gilligan, Madelon | --NR-- |
146
| 'Twisted Hearts' | Blue/Green | Large | | | Unknown | Unknown | Unknown | Unknown | --NR-- |
147
| 'Twisted Sister' | Blue/Green | Medium | | | Hybrid | Near-White | July | Vaughn, Kevin | .2009 |
148
| 'Twizzler' | Blue/Green | Medium | | | Hybrid | Light-Purple | July to August | Elchuk, Kevin & Elchuk, Olga | .2015 |
149
| 'Tyendinaga' | Blue/Green | Large | | | Unknown | Near-White | June | Wade, Van | --NR-- |
150
| 'Tyler John' | Blue/Green | Large | Streaked | Yellow | Unknown | Near-White | July to August | Hackbarth, Robert | .2015 |
151
| 'Tyler's Treasure' | Blue/Green | Large | Marginal | Yellow | Sport | Near-White | June | Isaacs, Charles | .1999 |
|