Best Regional Plants
| Plant Name | Genus | Award | Trial |
Region |
Year | Trial Cold Hardiness | Trial Heat Zone |
|---|---|---|---|---|---|---|---|
| ColorBlaze® Strawberry Drop Coleus scutellarioides | Coleus | Perfect Score All Season | Oklahoma State University Botanical Gardens | Southwest | 2018 | 6b | 8 |
| Angelface® Cascade Blue Summer Snapdragon Angelonia hybrid | Angelonia | Perfect Score All Season | Oklahoma State University Botanical Gardens | Southwest | 2018 | 6b | 8 |
| Fishnet Stockings Coleus scutellarioides | Coleus | Arboretum Approved | Dallas Arboretum | Southwest | 2006 | 8a | 9 |
| Sangria Ornamental Pepper Capsicum annuum | Capsicum | Best Overall Performers | Dallas Arboretum | Southwest | 2009 | 8a | 9 |
| Luscious® Royale Cosmo Lantana camara | Lantana | Perfect Score All Season | Oklahoma State University Botanical Gardens | Southwest | 2020 | 6b | 8 |
| Sweet Caroline Medusa™ Green Ornamental Sweet Potato Vine Ipomoea batatas | Ipomoea | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2022 | 6b | 8 |
| Superbells® Double Amber Double Calibrachoa Calibrachoa hybrid | Calibrachoa | Perfect Score All Season | Oklahoma State University Botanical Gardens | Southwest | 2020 | 6b | 8 |
| 'Flamenco Samba' Cuphea llavea | Cuphea | Arboretum Approved | Dallas Arboretum | Southwest | 2006 | 8a | 9 |
| Sunstar® Red Egyptian Star Flower Pentas lanceolata | Pentas | Flameproof | Dallas Arboretum | Southwest | 2022 | 8a | 9 |
| Diamond Frost® Euphorbia hybrid | Euphorbia | 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 |
| Artist® Blue Flossflower Ageratum hybrid | Ageratum | Top Pick | Dallas Arboretum | Southwest | 2005 | 8a | 9 |
| Graceful Grasses® Baby Tut® Umbrella Grass Cyperus involucratus | Cyperus | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2010 | 6b | 8 |
| Rockapulco® White Double Impatiens Impatiens walleriana | Impatiens | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2008 | 6b | 8 |
| Amazel Basil® Sweet Italian Basil Ocimum hybrid | Ocimum | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2018 | 6b | 8 |
| Illusion® Midnight Lace Sweet Potato Vine Ipomoea batatas | Ipomoea | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2010 | 6b | 8 |
| Lavender Chiffon® Hibiscus syriacus | Hibiscus | Top Pick | Dallas Arboretum | Southwest | 2005 | 8a | 9 |
| Luscious® Citron™ Lantana hybrid | Lantana | Perfect Score | Oklahoma State University Botanical Gardens | Southwest | 2021 | 6b | 8 |
| Diamond Frost® Euphorbia hybrid | Euphorbia | Flame Proof | Dallas Arboretum | Southwest | 2004 | 8a | 9 |
| Pink Chablis® Dead Nettle Lamium maculatum | Lamium | Top Pick | Dallas Arboretum | Southwest | 2005 | 8a | 9 |
