Best Regional Plants
| Plant Name | Genus | Award | Trial |
Region |
Year | Trial Cold Hardiness | Trial Heat Zone |
|---|---|---|---|---|---|---|---|
| 'Flamenco Samba' Cuphea llavea | Cuphea | Rising Star | Dallas Arboretum | Southwest | 2007 | 8a | 9 |
| Luscious® Royale Cosmo Lantana camara | Lantana | Perfect Score All Season | Oklahoma State University Botanical Gardens | Southwest | 2020 | 6b | 8 |
| Daredevil® Claret Zonal Geranium Pelargonium zonale | Pelargonium | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2010 | 6b | 8 |
| Diamond Frost® Euphorbia | Euphorbia | North Texas Winners Circle | Dallas Arboretum | Southwest | 2004 | 8a | 9 |
| Daredevil® Claret Zonal Geranium Pelargonium zonale | Pelargonium | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2010 | 6b | 8 |
| Flambe® Yellow Strawflower Chrysocephalum apiculatum | Chrysocephalum | Arboretum Approved | Dallas Arboretum | Southwest | 2006 | 8a | 9 |
| Superbells® Yellow Chiffon™ Calibrachoa | Calibrachoa | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2010 | 6b | 8 |
| Black Pearl Pepper Capsicum | Capsicum | Arboretum Approved | Dallas Arboretum | Southwest | 2005 | 8a | 9 |
| Daredevil® Rosita Zonal Geranium Pelargonium zonale | Pelargonium | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2009 | 6b | 8 |
| Supertunia Mini Vista® Pink Star Petunia | Petunia | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2020 | 6b | 8 |
| Butterfly Deep Pink Pentas lanceolata | Pentas | Flame Proof | Dallas Arboretum | Southwest | 2006 | 8a | 9 |
| Evergold Sedge Carex hachijoensis | Carex | Arboretum Approved | Dallas Arboretum | Southwest | 2006 | 8a | 9 |
| Supertunia Mini Vista® Yellow Petunia | Petunia | Perfect Score | Oklahoma State University Botanical Gardens | Southwest | 2023 | 6b | 8 |
| Daredevil® Salmon Zonal Geranium Pelargonium zonale | Pelargonium | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2010 | 6b | 8 |
| Diamond Frost® Euphorbia | Euphorbia | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2012 | 6b | 8 |
| Sweet Caroline Upside™ Black Coffee Ornamental Sweet Potato Vine Ipomoea batatas | Ipomoea | Top Performer - Container - Part Shade | Dallas Arboretum | Southwest | 2024 | 8a | 9 |
| Señorita Rosalita® Spider Flower Cleome | Cleome | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2008 | 6b | 8 |
| Surefire® Red II Begonia benariensis | Begonia | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2022 | 6b | 8 |
| Unplugged® Red scarlet sage Salvia coccinea | Salvia | Perfect Score | Oklahoma State University Botanical Gardens | Southwest | 2024 | 6b | 8 |
| Superbells® Yellow Chiffon™ Calibrachoa | Calibrachoa | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2010 | 6b | 8 |
