Best Regional Plants
| Plant Name | Genus | Award |
Trial |
Region | Year | Trial Cold Hardiness | Trial Heat Zone |
|---|---|---|---|---|---|---|---|
| Supertunia Vista® Cool Jazz® Petunia | Petunia | Top Performer | University of Tennessee - Knoxville | Southeast | 2025 | 6b | 7 |
| Supertunia Vista® Silverberry Petunia | Petunia | Top Performer | University of Tennessee - Knoxville | Southeast | 2012 | 6b | 7 |
| Unplugged® Pink Salvia | Salvia | Top Performer | University of Tennessee - Knoxville | Southeast | 2021 | 6b | 7 |
| Superbells® Miss Lilac Calibrachoa | Calibrachoa | Top Performer | University of Tennessee - Knoxville | Southeast | 2011 | 6b | 7 |
| Sweet Caroline Upside™ Key Lime Ornamental Sweet Potato Vine Ipomoea batatas | Ipomoea | Top Performer | University of Tennessee - Knoxville | Southeast | 2022 | 6b | 7 |
| Surefire® Rose Begonia benariensis | Begonia | Perfect Score | University of Tennessee - Knoxville | Southeast | 2022 | 6b | 7 |
| Superbells® Watermelon Punch™ Calibrachoa | Calibrachoa | Top Performer | University of Tennessee - Knoxville | Southeast | 2019 | 6b | 7 |
| ColorBlaze® Royale Pineapple Brandy™ Coleus scutellarioides | Coleus | 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 |
| Superbells® Double Twilight™ Double Calibrachoa Calibrachoa | Calibrachoa | Perfect Score | University of Tennessee - Knoxville | Southeast | 2022 | 6b | 7 |
| GoldDust® Mecardonia | Mecardonia | Top Performer | University of Tennessee - Knoxville | Southeast | 2012 | 6b | 7 |
| Luscious® Royale Red Zone™ Lantana camara | Lantana | Top Performer | University of Tennessee - Knoxville | Southeast | 2025 | 6b | 7 |
| Superbells® Coral Sun™ Calibrachoa | Calibrachoa | Perfect Score | University of Tennessee - Knoxville | Southeast | 2022 | 6b | 7 |
| Supertunia® Pink Tiara™ petunia Petunia | Petunia | Top Performer | University of Tennessee - Knoxville | Southeast | 2024 | 6b | 7 |
| ColorBlaze® Lime Time® Coleus scutellarioides | Coleus | Top Performer | University of Tennessee - Knoxville | Southeast | 2024 | 6b | 7 |
| Aromagica® Purple Heliotrope Heliotropium arborescens | Heliotropium | Top Performer | University of Tennessee - Knoxville | Southeast | 2025 | 6b | 7 |
| ColorBlaze® Newly Noir™ Coleus scutellarioides | Coleus | Perfect Score | University of Tennessee - Knoxville | Southeast | 2021 | 6b | 7 |
| Supertunia Vista® Bubblegum® II Petunia | Petunia | Top Performer | University of Tennessee - Knoxville | Southeast | 2011 | 6b | 7 |
| Catalina® Pink II Wishbone Flower Torenia | Torenia | Top Performer | University of Tennessee - Knoxville | Southeast | 2023 | 6b | 7 |
| Luscious® Basket Tangeglow® Lantana camara | Lantana | Top Performer | University of Tennessee - Knoxville | Southeast | 2025 | 6b | 7 |
