Best Regional Plants
| Plant Name | Genus | Award | Trial |
Region |
Year | Trial Cold Hardiness | Trial Heat Zone |
|---|---|---|---|---|---|---|---|
| Rockapulco® White Double Impatiens Impatiens walleriana | Impatiens | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2008 | 6b | 8 |
| Angelina Sedum rupestre | Sedum | Arboretum Approved | Dallas Arboretum | Southwest | 2004 | 8a | 9 |
| 'Purple Queen' Purple Spiderwort Tradescantia pallida | Tradescantia | Perfect Score | Oklahoma State University Botanical Gardens | Southwest | 2022 | 6b | 8 |
| Graceful Grasses® King Tut® Egyptian Papyrus Cyperus papyrus | Cyperus | Arboretum Approved | Dallas Arboretum | Southwest | 2006 | 8a | 9 |
| ColorBlaze® Strawberry Drop Coleus scutellarioides | Coleus | Perfect Score All Season | Oklahoma State University Botanical Gardens | Southwest | 2018 | 6b | 8 |
| Angelina Sedum rupestre | Sedum | Arboretum Approved | Dallas Arboretum | Southwest | 2004 | 8a | 9 |
| Laguna® Cloud White™ Lobelia erinus | Lobelia | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2021 | 6b | 8 |
| Superbena® Cherryburst Verbena hybrid | Verbena | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2023 | 6b | 8 |
| Artist® Blue Flossflower Ageratum hybrid | Ageratum | Top Pick | Dallas Arboretum | Southwest | 2005 | 8a | 9 |
| Double Up™ Red Begonia semperflorens | Begonia | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2022 | 6b | 8 |
| Luscious® Citron™ Lantana hybrid | Lantana | Perfect Score | Oklahoma State University Botanical Gardens | Southwest | 2021 | 6b | 8 |
| Rockapulco® White Double Impatiens Impatiens walleriana | Impatiens | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2008 | 6b | 8 |
| Pink Chablis® Dead Nettle Lamium maculatum | Lamium | Top Pick | Dallas Arboretum | Southwest | 2005 | 8a | 9 |
| Daredevil® Salmon Zonal Geranium Pelargonium zonale | Pelargonium | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2010 | 6b | 8 |
| ColorBlaze® El Brighto Coleus scutellarioides | Coleus | Perfect Score | Oklahoma State University Botanical Gardens | Southwest | 2021 | 6b | 8 |
| 'Flamenco Samba' Cuphea llavea | Cuphea | Arboretum Approved | Dallas Arboretum | Southwest | 2006 | 8a | 9 |
| Daredevil® Mulberry Zonal Geranium Pelargonium zonale | Pelargonium | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2010 | 6b | 8 |
| Butterfly Red Pentas lanceolata | Pentas | Arboretum Approved | Dallas Arboretum | Southwest | 2005 | 8a | 9 |
| Illusion® Midnight Lace Sweet Potato Vine Ipomoea batatas | Ipomoea | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2009 | 6b | 8 |
| Daredevil® Rosita Zonal Geranium Pelargonium zonale | Pelargonium | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2009 | 6b | 8 |
