Best Regional Plants
| Plant Name | Genus |
Award |
Trial | Region | Year | Trial Cold Hardiness | Trial Heat Zone |
|---|---|---|---|---|---|---|---|
| Sky Fire Coleus scutellarioides | Coleus | Top Picks | Cincinnati Zoo and Botanical Garden | Northeast | 2004 | 6a | 6 |
| Sweet Caroline Margarita Sweet Potato Vine Ipomoea batatas | Ipomoea | Top Picks | Cincinnati Zoo and Botanical Garden | Northeast | 2004 | 6a | 6 |
| Graceful Grasses® Purple Fountain Grass Pennisetum setaceum 'Rubrum' | Pennisetum | Top Picks | Cincinnati Zoo and Botanical Garden | Northeast | 2004 | 6a | 6 |
| Dragon Wing® Red Angelwing Begonia Begonia hybrid | Begonia | Top Picks | Cincinnati Zoo and Botanical Garden | Northeast | 2004 | 6a | 6 |
| Persian Shield Strobilanthes dyerianus | Strobilanthes | Top Picks | Cincinnati Zoo and Botanical Garden | Northeast | 2004 | 6a | 6 |
| Persian Shield Strobilanthes dyerianus | Strobilanthes | Top Picks | Cincinnati Zoo and Botanical Garden | Northeast | 2004 | 6a | 6 |
| Black Heart Sweet Potato Vine Ipomoea batatas | Ipomoea | Top Picks | Cincinnati Zoo and Botanical Garden | Northeast | 2004 | 6a | 6 |
| Catalina® Midnight Blue 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 |
| Pink Chablis® Dead Nettle Lamium maculatum | Lamium | Top Pick | Dallas Arboretum | Southwest | 2005 | 8a | 9 |
| Artist® Blue Flossflower Ageratum hybrid | Ageratum | Top Pick | Dallas Arboretum | Southwest | 2005 | 8a | 9 |
| Diamond Frost® Euphorbia hybrid | Euphorbia | Top Pick | Dallas Arboretum | Southwest | 2006 | 8a | 9 |
| Summer Wave® Trailing Large Blue Wishbone Flower Torenia hybrid | Torenia | Top Pick | Dallas Arboretum | Southwest | 2005 | 8a | 9 |
| White Chiffon® Rose of Sharon Hibiscus syriacus | Hibiscus | Top Pick | Dallas Arboretum | Southwest | 2005 | 8a | 9 |
| Diamond Frost® Euphorbia hybrid | Euphorbia | Top Pick | Dallas Arboretum | Southwest | 2005 | 8a | 9 |
| Festival Star® Hardy Baby's Breath Gypsophila paniculata | Gypsophila | 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 |
| Lavender Chiffon® Hibiscus syriacus | Hibiscus | Top Pick | Dallas Arboretum | Southwest | 2005 | 8a | 9 |
| Lavender Chiffon® Hibiscus syriacus | Hibiscus | Top Pick | Dallas Arboretum | Southwest | 2005 | 8a | 9 |
