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 | 2008 | 6b | 8 |
| Truffula™ Pink Globe Amaranth Gomphrena pulchella | Gomphrena | Perfect Score | Dallas Arboretum | Southwest | 2022 | 8a | 9 |
| Supertunia Mini Vista® Pink Star Petunia hybrid | Petunia | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2020 | 6b | 8 |
| Butterfly Deep Rose Pentas lanceolata | Pentas | Arboretum Approved | Dallas Arboretum | Southwest | 2005 | 8a | 9 |
| Summer Wave® Trailing Large Violet Wishbone Flower Torenia hybrid | Torenia | Flame Proof | Dallas Arboretum | Southwest | 2005 | 8a | 9 |
| Coffee Cups Elephant's Ear Colocasia esculenta | Colocasia | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2008 | 6b | 8 |
| Señorita Rosalita® Spider Flower Cleome hybrid | Cleome | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2009 | 6b | 8 |
| Catalina® Midnight Blue Wishbone Flower Torenia hybrid | Torenia | Top Pick | Dallas Arboretum | Southwest | 2005 | 8a | 9 |
| White Knight® Sweet Alyssum Lobularia hybrid | Lobularia | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2021 | 6b | 8 |
| Coffee Cups Elephant's Ear Colocasia esculenta | Colocasia | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2008 | 6b | 8 |
| Variegatum Sedum lineare | Sedum | Arboretum Approved | Dallas Arboretum | Southwest | 2006 | 8a | 9 |
| Catalina® Midnight Blue Wishbone Flower Torenia hybrid | Torenia | FlameProof Plants | Dallas Arboretum | Southwest | 2020 | 8a | 9 |
| Diamond Frost® Euphorbia hybrid | Euphorbia | Flame Proof | Dallas Arboretum | Southwest | 2004 | 8a | 9 |
| Daredevil® Mulberry Zonal Geranium Pelargonium zonale | Pelargonium | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2010 | 6b | 8 |
| Whirlwind® Blue Fan Flower Scaevola aemula | Scaevola | Perfect Score All Season | Oklahoma State University Botanical Gardens | Southwest | 2020 | 6b | 8 |
| Festival Star® Hardy Baby's Breath Gypsophila paniculata | Gypsophila | Top Pick | Dallas Arboretum | Southwest | 2005 | 8a | 9 |
| Illusion® Emerald Lace Sweet Potato Vine Ipomoea batatas | Ipomoea | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2012 | 6b | 8 |
| Sweet Caroline Medusa™ Green Ornamental Sweet Potato Vine Ipomoea batatas | Ipomoea | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2022 | 6b | 8 |
| 'Golden Delicious' Golden Leaved Pineapple Sage Salvia elegans | Salvia | Perfect Score All Season | Oklahoma State University Botanical Gardens | Southwest | 2018 | 6b | 8 |
| Diamond Frost® Euphorbia hybrid | Euphorbia | Rising Star | Dallas Arboretum | Southwest | 2007 | 8a | 9 |
