Best Regional Plants
| Plant Name | Genus | Award | Trial |
Region |
Year | Trial Cold Hardiness | Trial Heat Zone |
|---|---|---|---|---|---|---|---|
| Butterfly Deep Pink Pentas lanceolata | Pentas | Flame Proof | Dallas Arboretum | Southwest | 2006 | 8a | 9 |
| Sweet Caroline Medusa™ Green Ornamental Sweet Potato Vine Ipomoea batatas | Ipomoea | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2020 | 6b | 8 |
| Sweet Caroline Medusa™ Green Ornamental Sweet Potato Vine Ipomoea batatas | Ipomoea | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2022 | 6b | 8 |
| Luscious® Royale Cosmo Lantana camara | Lantana | Perfect Score All Season | Oklahoma State University Botanical Gardens | Southwest | 2020 | 6b | 8 |
| Dragon Wing® Pink Angelwing Begonia Begonia hybrid | Begonia | Arboretum Approved | Dallas Arboretum | Southwest | 2005 | 8a | 9 |
| Sunstar® Red Egyptian Star Flower Pentas lanceolata | Pentas | Flameproof | Dallas Arboretum | Southwest | 2022 | 8a | 9 |
| Diamond Mountain® Euphorbia hybrid | Euphorbia | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2018 | 6b | 8 |
| Señorita Rosalita® Spider Flower Cleome hybrid | Cleome | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2008 | 6b | 8 |
| Angelina Sedum rupestre | Sedum | North Texas Winners Circle | Dallas Arboretum | Southwest | 2004 | 8a | 9 |
| Illusion® Emerald Lace Sweet Potato Vine Ipomoea batatas | Ipomoea | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2010 | 6b | 8 |
| Supertunia Mini Vista® Yellow Petunia hybrid | Petunia | Perfect Score | Oklahoma State University Botanical Gardens | Southwest | 2023 | 6b | 8 |
| 'Golden Delicious' Golden Leaved Pineapple Sage Salvia elegans | Salvia | FlameProof Plants | Dallas Arboretum | Southwest | 2020 | 8a | 9 |
| 'Purple Queen' Purple Spiderwort Tradescantia pallida | Tradescantia | Perfect Score | Oklahoma State University Botanical Gardens | Southwest | 2022 | 6b | 8 |
| ColorBlaze® Torchlight® Coleus scutellarioides | Coleus | Top Performer | Dallas Arboretum | Southwest | 2019 | 8a | 9 |
| Artist® Blue Flossflower Ageratum hybrid | Ageratum | Flame Proof | Dallas Arboretum | Southwest | 2004 | 8a | 9 |
| Butterfly Deep Rose Pentas lanceolata | Pentas | Flame Proof | Dallas Arboretum | Southwest | 2006 | 8a | 9 |
| Butterfly Red Pentas lanceolata | Pentas | Flame Proof | Dallas Arboretum | Southwest | 2006 | 8a | 9 |
| Supertunia Mini Vista® Indigo Petunia hybrid | Petunia | Perfect Score all Season | Oklahoma State University Botanical Gardens | Southwest | 2019 | 6b | 8 |
| Tangerine Slice A-Peel® Black-eyed Susan Vine Thunbergia alata | Thunbergia | Perfect Score | Oklahoma State University Botanical Gardens | Southwest | 2021 | 6b | 8 |
| Artist® Blue Flossflower Ageratum hybrid | Ageratum | Rising Star | Dallas Arboretum | Southwest | 2006 | 8a | 9 |
