Best Regional Plants
| Plant Name | Genus | Award |
Trial |
Region | Year | Trial Cold Hardiness | Trial Heat Zone |
|---|---|---|---|---|---|---|---|
| Mojave® Tangerine Purslane Portulaca oleracea | Portulaca | Top Performer | University of Tennessee - Knoxville | Southeast | 2024 | 6b | 7 |
| Rockin'® Blue Suede Shoes™ Salvia hybrid | Salvia | Perfect Score | University of Tennessee - Knoxville | Southeast | 2022 | 6b | 7 |
| Luscious® Royale Lemon Tart™ Lantana camara | Lantana | Perfect Score | University of Tennessee - Knoxville | Southeast | 2022 | 6b | 7 |
| Diamond Snow® Euphorbia hybrid | Euphorbia | Perfect Score All Season | University of Tennessee - Knoxville | Southeast | 2019 | 6b | 7 |
| Superbells® Blackcurrant Punch™ Calibrachoa hybrid | Calibrachoa | 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 |
| 'Purple Queen' Purple Spiderwort Tradescantia pallida | Tradescantia | Top Performer | University of Tennessee - Knoxville | Southeast | 2022 | 6b | 7 |
| Augusta® Lavender Heliotrope Heliotropium hybrid | Heliotropium | Top Performer | University of Tennessee - Knoxville | Southeast | 2024 | 6b | 7 |
| Campfire® Flame Bidens hybrid | Bidens | Top Performer | University of Tennessee - Knoxville | Southeast | 2019 | 6b | 7 |
| Supertunia® Pink Tiara™ petunia Petunia hybrid | Petunia | Top Performer | University of Tennessee - Knoxville | Southeast | 2024 | 6b | 7 |
| Mojave® Mango purslane Portulaca oleracea | Portulaca | Top Performer | University of Tennessee - Knoxville | Southeast | 2024 | 6b | 7 |
| Rockapulco® Coral Reef Double Impatiens Impatiens walleriana | Impatiens | Top Performer | University of Tennessee - Knoxville | Southeast | 2011 | 6b | 7 |
| Mojave® Yellow Purslane Portulaca umbraticola | Portulaca | Perfect Score | University of Tennessee - Knoxville | Southeast | 2022 | 6b | 7 |
| Safari® Sky South African Phlox Jamesbrittenia hybrid | Jamesbrittenia | Top Performer | University of Tennessee - Knoxville | Southeast | 2021 | 6b | 7 |
| Sunstar® Red Egyptian Star Flower Pentas lanceolata | Pentas | Perfect Score All Season | University of Tennessee - Knoxville | Southeast | 2019 | 6b | 7 |
| Diamond Frost® Euphorbia hybrid | Euphorbia | Top Performer | University of Tennessee - Knoxville | Southeast | 2012 | 6b | 7 |
| Meteor Shower® Verbena bonariensis | Verbena | Top Performer | University of Tennessee - Knoxville | Southeast | 2021 | 6b | 7 |
| Supertunia® Priscilla® Petunia hybrid | Petunia | Top Performer | University of Tennessee - Knoxville | Southeast | 2021 | 6b | 7 |
| Superbells® Yellow Calibrachoa hybrid | Calibrachoa | Perfect Score | University of Tennessee - Knoxville | Southeast | 2022 | 6b | 7 |
| Sunstar® Pink Egyptian Star Flower Pentas lanceolata | Pentas | Perfect Score All Season | University of Tennessee - Knoxville | Southeast | 2019 | 6b | 7 |
