Best Regional Plants
| Plant Name | Genus | Award |
Trial |
Region | Year | Trial Cold Hardiness | Trial Heat Zone |
|---|---|---|---|---|---|---|---|
| GoldDust® Mecardonia | Mecardonia | Top Performer | University of Tennessee - Knoxville | Southeast | 2012 | 6b | 7 |
| Blue My Mind® XL Dwarf Morning Glory Evolvulus | Evolvulus | Perfect Score | University of Tennessee - Knoxville | Southeast | 2021 | 6b | 7 |
| Rockin'® Blue Suede Shoes™ Salvia | Salvia | Perfect Score | University of Tennessee - Knoxville | Southeast | 2022 | 6b | 7 |
| Supertunia Mini Vista® Plum Veined Petunia | Petunia | Top Performer | University of Tennessee - Knoxville | Southeast | 2024 | 6b | 7 |
| Graceful Grasses® Vertigo® Purple Fountain Grass Pennisetum purpureum | Pennisetum | Top Performer | University of Tennessee - Knoxville | Southeast | 2011 | 6b | 7 |
| Unplugged® So Blue™ Mealycup Sage Salvia farinacea | Salvia | Perfect Score All Season | University of Tennessee - Knoxville | Southeast | 2019 | 6b | 7 |
| Superbells® Double White Double Calibrachoa Calibrachoa | Calibrachoa | Top Performer | University of Tennessee - Knoxville | Southeast | 2023 | 6b | 7 |
| Mojave® Yellow II Purslane Portulaca umbraticola | Portulaca | Top Performer | University of Tennessee - Knoxville | Southeast | 2024 | 6b | 7 |
| Sunstar® Rose Egyptian Star Flower Pentas lanceolata | Pentas | Perfect Score All Season | University of Tennessee - Knoxville | Southeast | 2019 | 6b | 7 |
| ColorBlaze® Wicked Witch™ Coleus scutellarioides | Coleus | Perfect Score All Season | University of Tennessee - Knoxville | Southeast | 2019 | 6b | 7 |
| Supertunia Vista® Bubblegum® II Petunia | Petunia | Top Performer | University of Tennessee - Knoxville | Southeast | 2024 | 6b | 7 |
| Sweet Caroline Upside™ Key Lime Ornamental Sweet Potato Vine Ipomoea batatas | Ipomoea | Perfect Score | University of Tennessee - Knoxville | Southeast | 2023 | 6b | 7 |
| Luscious® Basket Tangeglow® Lantana camara | Lantana | Top Performer | University of Tennessee - Knoxville | Southeast | 2025 | 6b | 7 |
| Supertunia Vista® Silverberry Petunia | Petunia | Top Performer | University of Tennessee - Knoxville | Southeast | 2011 | 6b | 7 |
| ColorBlaze® Torchlight® Coleus scutellarioides | Coleus | Perfect Score | University of Tennessee - Knoxville | Southeast | 2021 | 6b | 7 |
| Mojave® Yellow II Purslane Portulaca umbraticola | Portulaca | Perfect Score | University of Tennessee - Knoxville | Southeast | 2022 | 6b | 7 |
| Superbells® Double Orange Double Calibrachoa Calibrachoa | Calibrachoa | Top Performer | University of Tennessee - Knoxville | Southeast | 2019 | 6b | 7 |
| ColorBlaze® Mini Me™ Chartreuse Coleus scutellarioides | Coleus | Top Performer | University of Tennessee - Knoxville | Southeast | 2024 | 6b | 7 |
| Unplugged® Pink Salvia | Salvia | Top Performer | University of Tennessee - Knoxville | Southeast | 2023 | 6b | 7 |
| Augusta® Lavender Heliotrope Heliotropium | Heliotropium | Top Performer | University of Tennessee - Knoxville | Southeast | 2021 | 6b | 7 |
