Best Regional Plants
| Plant Name | Genus | Award | Trial |
Region |
Year | Trial Cold Hardiness | Trial Heat Zone |
|---|---|---|---|---|---|---|---|
| Summer Wave® Trailing Large Blue Wishbone Flower Torenia hybrid | Torenia | Flame Proof | Dallas Arboretum | Southwest | 2005 | 8a | 9 |
| Flambe® Yellow Strawflower Chrysocephalum apiculatum | Chrysocephalum | Flame Proof | Dallas Arboretum | Southwest | 2006 | 8a | 9 |
| Graceful Grasses® Baby Tut® Umbrella Grass Cyperus involucratus | Cyperus | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2009 | 6b | 8 |
| Diamond Frost® Euphorbia hybrid | Euphorbia | Perfect Score All Season | Oklahoma State University Botanical Gardens | Southwest | 2018 | 6b | 8 |
| Amazel Basil® Sweet Italian Basil Ocimum hybrid | Ocimum | Perfect Score | Oklahoma State University Botanical Gardens | Southwest | 2021 | 6b | 8 |
| Unplugged® So Blue™ Mealycup Sage Salvia farinacea | Salvia | Perfect Score | Oklahoma State University Botanical Gardens | Southwest | 2024 | 6b | 8 |
| Luscious® Royale Lemon Tart™ Lantana camara | Lantana | Perfect Score | Oklahoma State University Botanical Gardens | Southwest | 2022 | 6b | 8 |
| Catalina® Gilded Grape™ Wishbone Flower Torenia hybrid | Torenia | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2009 | 6b | 8 |
| Supertunia Vista® Bubblegum® II Petunia hybrid | Petunia | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2008 | 6b | 8 |
| Sweet Caroline Upside™ Black Coffee Ornamental Sweet Potato Vine Ipomoea batatas | Ipomoea | Top Performer - In Ground - Part Shade | Dallas Arboretum | Southwest | 2024 | 8a | 9 |
| Blue My Mind® Dwarf Morning Glory Evolvulus hybrid | Evolvulus | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2012 | 6b | 8 |
| Goldilocks Rocks® II Bidens ferulifolia | Bidens | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2019 | 6b | 8 |
| Catalina® Midnight Blue Wishbone Flower Torenia hybrid | Torenia | Top Pick | Dallas Arboretum | Southwest | 2005 | 8a | 9 |
| Graceful Grasses® Vertigo® Purple Fountain Grass Pennisetum purpureum | Pennisetum | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2010 | 6b | 8 |
| ColorBlaze® Torchlight® Coleus scutellarioides | Coleus | Perfect Score | Oklahoma State University Botanical Gardens | Southwest | 2021 | 6b | 8 |
| Diamond Frost® Euphorbia hybrid | Euphorbia | North Texas Winners Circle | Dallas Arboretum | Southwest | 2004 | 8a | 9 |
| Supertunia Vista® Bubblegum® II Petunia hybrid | Petunia | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2008 | 6b | 8 |
| Superbells Magic® Pink Lemonade Calibrachoa hybrid | Calibrachoa | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2022 | 6b | 8 |
| Campfire® Marshmallow™ Bidens hybrid | Bidens | Perfect Score | Oklahoma State University Botanical Gardens | Southwest | 2023 | 6b | 8 |
| 'Prima Angelina' Stonecrop Sedum rupestre | Sedum | Arboretum Approved | Dallas Arboretum | Southwest | 2004 | 8a | 9 |
