Best Regional Plants
| Plant Name | Genus | Award |
Trial |
Region | Year | Trial Cold Hardiness | Trial Heat Zone |
|---|---|---|---|---|---|---|---|
| Rockapulco® Coral Reef Double Impatiens Impatiens walleriana | Impatiens | Top Performer | University of Tennessee - Knoxville | Southeast | 2011 | 6b | 7 |
| Supertunia® Hoopla® Vivid Orchid™ Petunia | Petunia | Perfect Score | University of Tennessee - Knoxville | Southeast | 2023 | 6b | 7 |
| Graceful Grasses® King Tut® Egyptian Papyrus Cyperus papyrus | Cyperus | Top Performer | University of Tennessee - Knoxville | Southeast | 2011 | 6b | 7 |
| Superbena Royale® Iced Cherry Verbena | Verbena | Top Performer | University of Tennessee - Knoxville | Southeast | 2012 | 6b | 7 |
| Supertunia Mini Vista® Indigo Petunia | Petunia | Top Performer | University of Tennessee - Knoxville | Southeast | 2023 | 6b | 7 |
| Mojave® Yellow II Purslane Portulaca umbraticola | Portulaca | Top Performer | University of Tennessee - Knoxville | Southeast | 2023 | 6b | 7 |
| Graceful Grasses® King Tut® Egyptian Papyrus Cyperus papyrus | Cyperus | Best Performer | University of Tennessee - Knoxville | Southeast | 2009 | 6b | 7 |
| Supertunia Mini Vista® Hot Pink Petunia | Petunia | Top Performer | University of Tennessee - Knoxville | Southeast | 2023 | 6b | 7 |
| Truffula™ Pink Globe Amaranth Gomphrena pulchella | Gomphrena | Perfect Score | University of Tennessee - Knoxville | Southeast | 2022 | 6b | 7 |
| Goldilocks Rocks® II Bidens ferulifolia | Bidens | Perfect Score All Season | University of Tennessee - Knoxville | Southeast | 2019 | 6b | 7 |
| Campfire® Marshmallow™ Bidens | Bidens | Top Performer | University of Tennessee - Knoxville | Southeast | 2025 | 6b | 7 |
| Superbells® Double Twilight™ Double Calibrachoa Calibrachoa | Calibrachoa | Top Performer | University of Tennessee - Knoxville | Southeast | 2021 | 6b | 7 |
| Supertunia® Persimmon Petunia | Petunia | Perfect Score | University of Tennessee - Knoxville | Southeast | 2022 | 6b | 7 |
| Superbena Sparkling® Rosé Verbena | Verbena | Top Performer | University of Tennessee - Knoxville | Southeast | 2019 | 6b | 7 |
| Campfire® Flame Bidens | Bidens | Top Performer | University of Tennessee - Knoxville | Southeast | 2019 | 6b | 7 |
| Superbells Magic® Pink Lemonade Calibrachoa | Calibrachoa | Top Performer | University of Tennessee - Knoxville | Southeast | 2023 | 6b | 7 |
| Mojave® Yellow II 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 |
| Artist® Blue Flossflower Ageratum | Ageratum | Top Performer | University of Tennessee - Knoxville | Southeast | 2021 | 6b | 7 |
| Whirlwind® Pink Fan Flower Scaevola aemula | Scaevola | Top Performer | University of Tennessee - Knoxville | Southeast | 2024 | 6b | 7 |
