Best Regional Plants
| Plant Name | Genus | Award |
Trial |
Region | Year | Trial Cold Hardiness | Trial Heat Zone |
|---|---|---|---|---|---|---|---|
| Superbells® Watermelon Punch™ Calibrachoa hybrid | Calibrachoa | Top Performer | University of Tennessee - Knoxville | Southeast | 2019 | 6b | 7 |
| Superbells® Double Amber Double Calibrachoa Calibrachoa hybrid | Calibrachoa | Top Performer | University of Tennessee - Knoxville | Southeast | 2019 | 6b | 7 |
| Sunstar® Red Egyptian Star Flower Pentas lanceolata | Pentas | Perfect Score All Season | University of Tennessee - Knoxville | Southeast | 2019 | 6b | 7 |
| Amazel Basil® Sweet Italian Basil Ocimum hybrid | Ocimum | Perfect Score | University of Tennessee - Knoxville | Southeast | 2021 | 6b | 7 |
| Mojave® Yellow Purslane Portulaca umbraticola | Portulaca | Top Performer | University of Tennessee - Knoxville | Southeast | 2023 | 6b | 7 |
| Whirlwind® Pink Fan Flower Scaevola aemula | Scaevola | Top Performer | University of Tennessee - Knoxville | Southeast | 2024 | 6b | 7 |
| Supertunia Vista® Bubblegum® II Petunia hybrid | Petunia | Best Performer | University of Tennessee - Knoxville | Southeast | 2009 | 6b | 7 |
| Mojave® Yellow Purslane Portulaca umbraticola | Portulaca | Perfect Score | University of Tennessee - Knoxville | Southeast | 2022 | 6b | 7 |
| Graceful Grasses® Prince Tut™ Dwarf Egyptian Papyrus Cyperus papyrus | Cyperus | Perfect Score | University of Tennessee - Knoxville | Southeast | 2022 | 6b | 7 |
| Surefire® White Begonia benariensis | Begonia | Perfect Score | University of Tennessee - Knoxville | Southeast | 2022 | 6b | 7 |
| Space Age® Triton™ Rex begonia Begonia rex | Begonia | Top Performer | University of Tennessee - Knoxville | Southeast | 2024 | 6b | 7 |
| Luscious® Royale Red Zone™ Lantana camara | Lantana | Top Performer | University of Tennessee - Knoxville | Southeast | 2025 | 6b | 7 |
| Meteor Shower® Verbena bonariensis | Verbena | Top Performer | University of Tennessee - Knoxville | Southeast | 2021 | 6b | 7 |
| Señorita Rosalita® Spider Flower Cleome hybrid | Cleome | Top Performer | University of Tennessee - Knoxville | Southeast | 2012 | 6b | 7 |
| Surefire® Red Begonia benariensis | Begonia | Top Performer | University of Tennessee - Knoxville | Southeast | 2025 | 6b | 7 |
| Graceful Grasses® Baby Tut® Umbrella Grass Cyperus involucratus | Cyperus | Top Performer | University of Tennessee - Knoxville | Southeast | 2011 | 6b | 7 |
| Graceful Grasses® Vertigo® Purple Fountain Grass Pennisetum purpureum | Pennisetum | Top Performer | University of Tennessee - Knoxville | Southeast | 2011 | 6b | 7 |
| ColorBlaze® Mini Me™ Watermelon Coleus scutellarioides | Coleus | Top Performer | University of Tennessee - Knoxville | Southeast | 2024 | 6b | 7 |
| Safari® Dawn South African Phlox Jamesbrittenia hybrid | Jamesbrittenia | Top Performer | University of Tennessee - Knoxville | Southeast | 2021 | 6b | 7 |
| Supertunia Vista® Jazzberry® Petunia hybrid | Petunia | Perfect Score | University of Tennessee - Knoxville | Southeast | 2023 | 6b | 7 |
