Best Regional Plants
| Plant Name | Genus | Award | Trial |
Region |
Year | Trial Cold Hardiness | Trial Heat Zone |
|---|---|---|---|---|---|---|---|
| White Chiffon® Rose of Sharon Hibiscus syriacus | Hibiscus | Top Pick | Dallas Arboretum | Southwest | 2005 | 8a | 9 |
| Surefire® Rose Begonia benariensis | Begonia | Perfect Score | Oklahoma State University Botanical Gardens | Southwest | 2022 | 6b | 8 |
| ColorBlaze® Dipt in Wine Coleus scutellarioides | Coleus | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2010 | 6b | 8 |
| Flambe® Yellow Strawflower Chrysocephalum apiculatum | Chrysocephalum | Flame Proof | Dallas Arboretum | Southwest | 2006 | 8a | 9 |
| Señorita Rosalita® Spider Flower Cleome hybrid | Cleome | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2008 | 6b | 8 |
| Luscious® Royale Lemon Tart™ Lantana camara | Lantana | Perfect Score | Oklahoma State University Botanical Gardens | Southwest | 2022 | 6b | 8 |
| Daredevil® Rosita Zonal Geranium Pelargonium zonale | Pelargonium | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2010 | 6b | 8 |
| Señorita Rosalita® Spider Flower Cleome hybrid | Cleome | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2010 | 6b | 8 |
| Luscious® Grape Lantana montevidensis | Lantana | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2008 | 6b | 8 |
| Luscious® Royale Red Zone™ Lantana camara | Lantana | Perfect Score All Season | Oklahoma State University Botanical Gardens | Southwest | 2020 | 6b | 8 |
| Artist® Blue Flossflower Ageratum hybrid | Ageratum | Top Pick | Dallas Arboretum | Southwest | 2005 | 8a | 9 |
| ColorBlaze® Dipt in Wine Coleus scutellarioides | Coleus | Arboretum Approved | Dallas Arboretum | Southwest | 2006 | 8a | 9 |
| Truffula™ Pink Globe Amaranth Gomphrena pulchella | Gomphrena | Flame Proof | Dallas Arboretum | Southwest | 2025 | 8a | 9 |
| Graceful Grasses® Fiber Optic Grass Isolepis (Scirpus) cernua | Isolepis (Scirpus) | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2010 | 6b | 8 |
| Dragon Wing® Pink Angelwing Begonia Begonia hybrid | Begonia | Flame Proof | Dallas Arboretum | Southwest | 2005 | 8a | 9 |
| Bright Lights™ Yellow African Daisy Osteospermum hybrid | Osteospermum | Top Performer | Dallas Arboretum | Southwest | 2022 | 8a | 9 |
| Supertunia Vista® Bubblegum® II Petunia hybrid | Petunia | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2008 | 6b | 8 |
| Butterfly Deep Rose Pentas lanceolata | Pentas | Arboretum Approved | Dallas Arboretum | Southwest | 2005 | 8a | 9 |
| Diamond Frost® Euphorbia hybrid | Euphorbia | North Texas Winners Circle | Dallas Arboretum | Southwest | 2004 | 8a | 9 |
| Black Pearl Pepper Capsicum | Capsicum | Arboretum Approved | Dallas Arboretum | Southwest | 2005 | 8a | 9 |
