Best Regional Plants
| Plant Name | Genus | Award | Trial |
Region |
Year | Trial Cold Hardiness | Trial Heat Zone |
|---|---|---|---|---|---|---|---|
| Suncredible® Yellow Sunflower Helianthus hybrid | Helianthus | Top Performer - Best of Show | Oklahoma State University Botanical Gardens | Southwest | 2019 | 6b | 8 |
| GoldDust® Mecardonia hybrid | Mecardonia | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2010 | 6b | 8 |
| Catalina® Midnight Blue Wishbone Flower Torenia hybrid | Torenia | Top Pick | Dallas Arboretum | Southwest | 2005 | 8a | 9 |
| Diamond Frost® Euphorbia hybrid | Euphorbia | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2012 | 6b | 8 |
| ColorBlaze® Royale Pineapple Brandy™ Coleus scutellarioides | Coleus | Perfect Score | Oklahoma State University Botanical Gardens | Southwest | 2022 | 6b | 8 |
| Hippo® White Polka Dot Plant Hypoestes phyllostachya | Hypoestes | Perfect Score All Season | 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 | 2009 | 6b | 8 |
| Diamond Frost® Euphorbia hybrid | Euphorbia | Top Pick | Dallas Arboretum | Southwest | 2005 | 8a | 9 |
| Supertunia® Royal Velvet® Petunia hybrid | Petunia | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2020 | 6b | 8 |
| Graceful Grasses® Vertigo® Purple Fountain Grass Pennisetum purpureum | Pennisetum | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2010 | 6b | 8 |
| Coffee Cups Elephant's Ear Colocasia esculenta | Colocasia | Perfect Score All Season | Oklahoma State University Botanical Gardens | Southwest | 2020 | 6b | 8 |
| 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 | Oklahoma State University Botanical Gardens | Southwest | 2022 | 6b | 8 |
| Goldilocks Rocks® Bidens ferulifolia | Bidens | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2019 | 6b | 8 |
| Supertunia Mini Vista® Indigo Petunia hybrid | Petunia | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2023 | 6b | 8 |
| Suncredible® Yellow Sunflower Helianthus hybrid | Helianthus | Perfect Score All Season | Oklahoma State University Botanical Gardens | Southwest | 2020 | 6b | 8 |
| Superbena® Cobalt™ Verbena hybrid | Verbena | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2021 | 6b | 8 |
| Suncredible® Yellow Sunflower Helianthus hybrid | Helianthus | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2022 | 6b | 8 |
| Sweet Caroline Sweetheart Mahogany™ Ornamental Sweet Potato Vine Ipomoea hybrid | Ipomoea | Perfect Score | Oklahoma State University Botanical Gardens | Southwest | 2023 | 6b | 8 |
| Daredevil® Rosita Zonal Geranium Pelargonium zonale | Pelargonium | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2009 | 6b | 8 |
