Best Regional Plants
| Plant Name | Genus | Award | Trial |
Region |
Year | Trial Cold Hardiness | Trial Heat Zone |
|---|---|---|---|---|---|---|---|
| Beth's Blue® Star Flower Isotoma axillaris | Isotoma | Best Performer | Dallas Arboretum | Southwest | 2009 | 8a | 9 |
| Daredevil® Mulberry 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® Royale Piña Colada Lantana camara | Lantana | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2012 | 6b | 8 |
| Diamond Frost® Euphorbia hybrid | Euphorbia | Rising Star | Dallas Arboretum | Southwest | 2007 | 8a | 9 |
| Luscious® Berry Blend™ Lantana camara | Lantana | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2012 | 6b | 8 |
| Artist® Blue Flossflower Ageratum hybrid | Ageratum | Rising Star | Dallas Arboretum | Southwest | 2006 | 8a | 9 |
| Butterfly Deep Rose Pentas lanceolata | Pentas | Flame Proof | Dallas Arboretum | Southwest | 2006 | 8a | 9 |
| Graceful Grasses® King Tut® Egyptian Papyrus Cyperus papyrus | Cyperus | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2010 | 6b | 8 |
| Sunstar® Red Egyptian Star Flower Pentas lanceolata | Pentas | Flameproof | Dallas Arboretum | Southwest | 2022 | 8a | 9 |
| Superbena® Cherryburst Verbena hybrid | Verbena | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2023 | 6b | 8 |
| Graceful Grasses® Ogon Golden Variegated Sweet Flag Acorus gramineus | Acorus | Arboretum Approved | Dallas Arboretum | Southwest | 2006 | 8a | 9 |
| ColorBlaze® Dipt in Wine Coleus scutellarioides | Coleus | Arboretum Approved | Dallas Arboretum | Southwest | 2006 | 8a | 9 |
| Graceful Grasses® King Tut® Egyptian Papyrus Cyperus papyrus | Cyperus | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2010 | 6b | 8 |
| Summer Wave® Trailing Large Blue Wishbone Flower Torenia hybrid | Torenia | Flame Proof | Dallas Arboretum | Southwest | 2005 | 8a | 9 |
| Flambe® Yellow Strawflower Chrysocephalum apiculatum | Chrysocephalum | 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 |
| Black Pearl Pepper Capsicum | Capsicum | Arboretum Approved | Dallas Arboretum | Southwest | 2005 | 8a | 9 |
| Artist® Blue Flossflower Ageratum hybrid | Ageratum | Top Pick | Dallas Arboretum | Southwest | 2005 | 8a | 9 |
| Black Pearl Pepper Capsicum | Capsicum | Flame Proof | Dallas Arboretum | Southwest | 2005 | 8a | 9 |
