Best Regional Plants
| Plant Name | Genus | Award |
Trial |
Region | Year | Trial Cold Hardiness | Trial Heat Zone |
|---|---|---|---|---|---|---|---|
| Supertunia Vista® Jazzberry® Petunia | Petunia | Perfect Score | University of Tennessee - Knoxville | Southeast | 2022 | 6b | 7 |
| Graceful Grasses® King Tut® Egyptian Papyrus Cyperus papyrus | Cyperus | Best Performer | University of Tennessee - Knoxville | Southeast | 2009 | 6b | 7 |
| Mojave® Yellow II Purslane Portulaca umbraticola | Portulaca | Top Performer | University of Tennessee - Knoxville | Southeast | 2023 | 6b | 7 |
| Superbells® Coral Sun™ Calibrachoa | Calibrachoa | Perfect Score | University of Tennessee - Knoxville | Southeast | 2022 | 6b | 7 |
| Graceful Grasses® Curly Wurly Corkscrew Rush Juncus effusus | Juncus | Top Performer | University of Tennessee - Knoxville | Southeast | 2022 | 6b | 7 |
| Violet Knight® Sweet Alyssum Lobularia maritima | Lobularia | Top Performer | University of Tennessee - Knoxville | Southeast | 2021 | 6b | 7 |
| GoldDust® Mecardonia | Mecardonia | Top Performer | University of Tennessee - Knoxville | Southeast | 2012 | 6b | 7 |
| Superbells® Pink II Calibrachoa | Calibrachoa | Top Performer | University of Tennessee - Knoxville | Southeast | 2023 | 6b | 7 |
| Superbells® Double Smitten Pink™ Double Calibrachoa Calibrachoa | Calibrachoa | Top Performer | University of Tennessee - Knoxville | Southeast | 2023 | 6b | 7 |
| Superbells® Miss Lilac Calibrachoa | Calibrachoa | Top Performer | University of Tennessee - Knoxville | Southeast | 2011 | 6b | 7 |
| Mojave® Red II Purslane Portulaca umbraticola | Portulaca | Top Performer | University of Tennessee - Knoxville | Southeast | 2019 | 6b | 7 |
| Sweet Caroline Upside™ Key Lime Ornamental Sweet Potato Vine Ipomoea batatas | Ipomoea | Perfect Score | University of Tennessee - Knoxville | Southeast | 2023 | 6b | 7 |
| ColorBlaze® Mini Me™ Watermelon Coleus scutellarioides | Coleus | Top Performer | University of Tennessee - Knoxville | Southeast | 2024 | 6b | 7 |
| Graceful Grasses® Baby Tut® Umbrella Grass Cyperus involucratus | Cyperus | Top Performer | University of Tennessee - Knoxville | Southeast | 2011 | 6b | 7 |
| Supertunia® Priscilla® III Petunia | Petunia | Top Performer | University of Tennessee - Knoxville | Southeast | 2021 | 6b | 7 |
| Bright Lights™ Horizon™ Sunset African Daisy Osteospermum | Osteospermum | Top Performer | University of Tennessee - Knoxville | Southeast | 2022 | 6b | 7 |
| Unplugged® White Mealycup Sage Salvia farinacea | Salvia | Top Performer | University of Tennessee - Knoxville | Southeast | 2024 | 6b | 7 |
| Augusta® Lavender Heliotrope Heliotropium | Heliotropium | Top Performer | University of Tennessee - Knoxville | Southeast | 2021 | 6b | 7 |
| ColorBlaze® Torchlight® Coleus scutellarioides | Coleus | Perfect Score | University of Tennessee - Knoxville | Southeast | 2021 | 6b | 7 |
| Surefire® White Begonia benariensis | Begonia | Top Performer | University of Tennessee - Knoxville | Southeast | 2025 | 6b | 7 |
