Best Regional Plants
| Plant Name | Genus | Award |
Trial |
Region | Year | Trial Cold Hardiness | Trial Heat Zone |
|---|---|---|---|---|---|---|---|
| Surefire® Red Begonia benariensis | Begonia | Perfect Score | University of Tennessee - Knoxville | Southeast | 2022 | 6b | 7 |
| 'Purple Queen' Purple Spiderwort Tradescantia pallida | Tradescantia | Top Performer | University of Tennessee - Knoxville | Southeast | 2022 | 6b | 7 |
| Virtuoso® Classy Carmine™ Dahlia variabilis | Dahlia | Top Performer | University of Tennessee - Knoxville | Southeast | 2024 | 6b | 7 |
| Double Delight® Appleblossom Begonia tuberhybrida | Begonia | Top Performer | University of Tennessee - Knoxville | Southeast | 2023 | 6b | 7 |
| Supertunia Vista® Jazzberry® Petunia hybrid | Petunia | Perfect Score | University of Tennessee - Knoxville | Southeast | 2021 | 6b | 7 |
| Señorita Rosalita® Spider Flower Cleome hybrid | Cleome | Top Performer | University of Tennessee - Knoxville | Southeast | 2011 | 6b | 7 |
| Supertunia Vista® Silverberry Petunia hybrid | Petunia | Top Performer | University of Tennessee - Knoxville | Southeast | 2012 | 6b | 7 |
| Graceful Grasses® Vertigo® Purple Fountain Grass Pennisetum purpureum | Pennisetum | Top Performer | University of Tennessee - Knoxville | Southeast | 2011 | 6b | 7 |
| Superbells Magic® Pink Lemonade Calibrachoa hybrid | Calibrachoa | Perfect Score | University of Tennessee - Knoxville | Southeast | 2022 | 6b | 7 |
| Rockin'® Blue Suede Shoes™ Salvia hybrid | Salvia | Perfect Score All Season | University of Tennessee - Knoxville | Southeast | 2019 | 6b | 7 |
| Superbells® Double Blue Double Calibrachoa Calibrachoa hybrid | Calibrachoa | Top Performer | University of Tennessee - Knoxville | Southeast | 2019 | 6b | 7 |
| Supertunia Mini Vista® Violet Star Petunia hybrid | Petunia | Top Performer | University of Tennessee - Knoxville | Southeast | 2023 | 6b | 7 |
| Graceful Grasses® Queen Tut™ Dwarf Papyrus Cyperus prolifer | Cyperus | Top Performer | University of Tennessee - Knoxville | Southeast | 2022 | 6b | 7 |
| Graceful Grasses® King Tut® Egyptian Papyrus Cyperus papyrus | Cyperus | Top Performer | University of Tennessee - Knoxville | Southeast | 2012 | 6b | 7 |
| Luscious® Marmalade Lantana camara | Lantana | Top Performer | University of Tennessee - Knoxville | Southeast | 2021 | 6b | 7 |
| Graceful Grasses® Prince Tut™ Dwarf Egyptian Papyrus Cyperus papyrus | Cyperus | Perfect Score | University of Tennessee - Knoxville | Southeast | 2021 | 6b | 7 |
| Superbells® Double Twilight™ Double Calibrachoa Calibrachoa hybrid | Calibrachoa | Top Performer | University of Tennessee - Knoxville | Southeast | 2023 | 6b | 7 |
| Double Up™ White Begonia semperflorens | Begonia | Top Performer | University of Tennessee - Knoxville | Southeast | 2021 | 6b | 7 |
| Sweet Caroline Medusa™ Green Ornamental Sweet Potato Vine Ipomoea batatas | Ipomoea | Perfect Score | University of Tennessee - Knoxville | Southeast | 2022 | 6b | 7 |
| Superbena Sparkling® Rosé Verbena hybrid | Verbena | Top Performer | University of Tennessee - Knoxville | Southeast | 2019 | 6b | 7 |
