Best Regional Plants
| Plant Name | Genus | Award | Trial |
Region |
Year | Trial Cold Hardiness | Trial Heat Zone |
|---|---|---|---|---|---|---|---|
| Limon Blush™ Coleus scutellarioides | Coleus | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2010 | 6b | 8 |
| Daredevil® Rosita Zonal Geranium Pelargonium zonale | Pelargonium | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2009 | 6b | 8 |
| ColorBlaze® Chocolate Drop Coleus scutellarioides | Coleus | Perfect Score | Oklahoma State University Botanical Gardens | Southwest | 2023 | 6b | 8 |
| Diamond Frost® Euphorbia | Euphorbia | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2010 | 6b | 8 |
| Catalina® Midnight Blue Wishbone Flower Torenia | Torenia | Flame Proof | Dallas Arboretum | Southwest | 2005 | 8a | 9 |
| Superbells® Yellow Chiffon™ Calibrachoa | Calibrachoa | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2010 | 6b | 8 |
| Diamond Frost® Euphorbia | Euphorbia | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2008 | 6b | 8 |
| Sweet Caroline Upside™ Key Lime Ornamental Sweet Potato Vine Ipomoea batatas | Ipomoea | Flame Proof & Top Performer | Dallas Arboretum | Southwest | 2025 | 8a | 9 |
| Graceful Grasses® Baby Tut® Umbrella Grass Cyperus involucratus | Cyperus | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2009 | 6b | 8 |
| Unplugged® Red scarlet sage Salvia coccinea | Salvia | Perfect Score | Oklahoma State University Botanical Gardens | Southwest | 2024 | 6b | 8 |
| Daredevil® Salmon Zonal Geranium Pelargonium zonale | Pelargonium | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2010 | 6b | 8 |
| Surefire® Red II Begonia benariensis | Begonia | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2022 | 6b | 8 |
| Dragon Wing® Pink Angelwing Begonia Begonia | Begonia | Arboretum Approved | Dallas Arboretum | Southwest | 2005 | 8a | 9 |
| Fishnet Stockings Coleus scutellarioides | Coleus | Arboretum Approved | Dallas Arboretum | Southwest | 2006 | 8a | 9 |
| ColorBlaze® Sedona Sunset® Coleus scutellarioides | Coleus | Top Performer | Dallas Arboretum | Southwest | 2021 | 8a | 9 |
| Sweet Caroline Upside™ Black Coffee Ornamental Sweet Potato Vine Ipomoea batatas | Ipomoea | Top Performer - Container - Part Shade | Dallas Arboretum | Southwest | 2024 | 8a | 9 |
| Amazel Basil® Sweet Italian Basil Ocimum basilicum | Ocimum | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2018 | 6b | 8 |
| Graceful Grasses® Purple Fountain Grass Pennisetum setaceum 'Rubrum' | Pennisetum | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2009 | 6b | 8 |
| Artist® Blue Flossflower Ageratum | Ageratum | Field Day Top Pick | Dallas Arboretum | Southwest | 2006 | 8a | 9 |
| Superbells® Honeyberry™ Calibrachoa | Calibrachoa | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2019 | 6b | 8 |
