Best Regional Plants
| Plant Name | Genus | Award | Trial | Region |
Year |
Trial Cold Hardiness | Trial Heat Zone |
|---|---|---|---|---|---|---|---|
| Charmed® Wine Shamrock Oxalis triangularis | Oxalis | Arboretum Approved | Dallas Arboretum | Southwest | 2005 | 8a | 9 |
| Molten Lava™ Oxalis vulcanicola | Oxalis | Arboretum Approved | Dallas Arboretum | Southwest | 2005 | 8a | 9 |
| Black Pearl Pepper Capsicum | Capsicum | Arboretum Approved | Dallas Arboretum | Southwest | 2005 | 8a | 9 |
| Butterfly Deep Pink Pentas lanceolata | Pentas | Arboretum Approved | Dallas Arboretum | Southwest | 2005 | 8a | 9 |
| Butterfly Deep Rose Pentas lanceolata | Pentas | Arboretum Approved | Dallas Arboretum | Southwest | 2005 | 8a | 9 |
| Butterfly Red Pentas lanceolata | Pentas | Arboretum Approved | Dallas Arboretum | Southwest | 2005 | 8a | 9 |
| Butterfly White Pentas lanceolata | Pentas | Arboretum Approved | Dallas Arboretum | Southwest | 2005 | 8a | 9 |
| Efanthia Wood Spurge Euphorbia amygdaloides hybrid | Euphorbia | Top Performer | University of Illinois-Champaign County Master Gardeners | Midwest | 2005 | 5b | 6 |
| Diamond Frost® Euphorbia hybrid | Euphorbia | Top Performer | University of Illinois-Champaign County Master Gardeners | Midwest | 2005 | 5b | 6 |
| Gays Delight Coleus scutellarioides | Coleus | Top Performer | University of Illinois-Champaign County Master Gardeners | Midwest | 2005 | 5b | 6 |
| ColorBlaze® Dipt in Wine Coleus scutellarioides | Coleus | Top Performer | University of Illinois-Champaign County Master Gardeners | Midwest | 2005 | 5b | 6 |
| Icicles Licorice Plant Helichrysum thianschanicum | Helichrysum | Top Performer | University of Illinois-Champaign County Master Gardeners | Midwest | 2005 | 5b | 6 |
| Efanthia Wood Spurge Euphorbia amygdaloides hybrid | Euphorbia | Top Performer | University of Illinois-Champaign County Master Gardeners | Midwest | 2005 | 5b | 6 |
| Gays Delight Coleus scutellarioides | Coleus | Top Performer | University of Illinois-Champaign County Master Gardeners | Midwest | 2005 | 5b | 6 |
| Festival Star® Hardy Baby's Breath Gypsophila paniculata | Gypsophila | Top Pick | Dallas Arboretum | Southwest | 2005 | 8a | 9 |
| Summer Wave® Trailing Large Blue Wishbone Flower Torenia hybrid | Torenia | Top Pick | Dallas Arboretum | Southwest | 2005 | 8a | 9 |
| Summer Wave® Trailing Large Violet Wishbone Flower Torenia hybrid | Torenia | Top Pick | Dallas Arboretum | Southwest | 2005 | 8a | 9 |
| Summer Wave® Trailing Large Amethyst Wishbone Flower Torenia hybrid | Torenia | Top Pick | Dallas Arboretum | Southwest | 2005 | 8a | 9 |
| Diamond Frost® Euphorbia hybrid | Euphorbia | Top Pick | Dallas Arboretum | Southwest | 2005 | 8a | 9 |
| Artist® Blue Flossflower Ageratum hybrid | Ageratum | Top Pick | Dallas Arboretum | Southwest | 2005 | 8a | 9 |
