Best Regional Plants
| Plant Name | Genus | Award | Trial |
Region |
Year | Trial Cold Hardiness | Trial Heat Zone |
|---|---|---|---|---|---|---|---|
| Diamond Frost® Euphorbia | Euphorbia | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2012 | 6b | 8 |
| ColorBlaze® Dipt in Wine Coleus scutellarioides | Coleus | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2009 | 6b | 8 |
| Graceful Grasses® Ogon Golden Variegated Sweet Flag Acorus gramineus | Acorus | Flame Proof | Dallas Arboretum | Southwest | 2006 | 8a | 9 |
| Snow Princess® Sweet Alyssum Lobularia | Lobularia | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2009 | 6b | 8 |
| Sweet Caroline Upside™ Black Coffee Ornamental Sweet Potato Vine Ipomoea batatas | Ipomoea | Top Performer - Container - Part Shade | Dallas Arboretum | Southwest | 2024 | 8a | 9 |
| ColorBlaze® Sedona Sunset® Coleus scutellarioides | Coleus | Top Performer | Dallas Arboretum | Southwest | 2021 | 8a | 9 |
| 'Flamenco Samba' Cuphea llavea | Cuphea | Flame Proof | Dallas Arboretum | Southwest | 2006 | 8a | 9 |
| Daredevil® Salmon Zonal Geranium Pelargonium zonale | Pelargonium | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2010 | 6b | 8 |
| Snow Princess® Sweet Alyssum Lobularia | Lobularia | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2009 | 6b | 8 |
| Sangria Ornamental Pepper Capsicum annuum | Capsicum | Best Overall Performers | Dallas Arboretum | Southwest | 2009 | 8a | 9 |
| Diamond Frost® Euphorbia | Euphorbia | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2010 | 6b | 8 |
| Bright Lights™ Purple African Daisy Osteospermum | Osteospermum | Top Performer | Dallas Arboretum | Southwest | 2022 | 8a | 9 |
| Silver Falls™ Dichondra argentea | Dichondra | Flame Proof | Dallas Arboretum | Southwest | 2025 | 8a | 9 |
| Diamond Frost® Euphorbia | Euphorbia | North Texas Winners Circle | Dallas Arboretum | Southwest | 2004 | 8a | 9 |
| Superbells® Yellow Chiffon™ Calibrachoa | Calibrachoa | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2010 | 6b | 8 |
| 'Flamenco Samba' Cuphea llavea | Cuphea | Rising Star | Dallas Arboretum | Southwest | 2007 | 8a | 9 |
| Beth's Blue® Star Flower Isotoma axillaris | Isotoma | Best Performer | Dallas Arboretum | Southwest | 2009 | 8a | 9 |
| GoldDust® Mecardonia | Mecardonia | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2010 | 6b | 8 |
| Daredevil® Salmon Zonal Geranium Pelargonium zonale | Pelargonium | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2010 | 6b | 8 |
| Artist® Blue Flossflower Ageratum | Ageratum | Rising Star | Dallas Arboretum | Southwest | 2006 | 8a | 9 |
