Best Regional Plants
| Plant Name | Genus | Award | Trial |
Region |
Year | Trial Cold Hardiness | Trial Heat Zone |
|---|---|---|---|---|---|---|---|
| Illusion® Penny Lace Ornamental Sweet Potato Vine Ipomoea batatas | Ipomoea | Top Performer | Cincinnati Zoo and Botanical Garden | Midwest | 2022 | 6a | 6 |
| Diamond Mountain® Euphorbia hybrid | Euphorbia | Zoo's Best | Cincinnati Zoo and Botanical Garden | Midwest | 2018 | 6a | 6 |
| Catalina® Gilded Grape™ Wishbone Flower Torenia hybrid | Torenia | Zoo's Best Annuals | Cincinnati Zoo and Botanical Garden | Midwest | 2011 | 6a | 6 |
| ColorBlaze® Royale Apple Brandy® Coleus scutellarioides | Coleus | Top Performer | Cincinnati Zoo and Botanical Garden | Midwest | 2020 | 6a | 6 |
| Heart to Heart® 'Hot 2 Trot' Sun and Shade Caladium Caladium hortulanum | Caladium | Top Performer | Cincinnati Zoo and Botanical Garden | Midwest | 2021 | 6a | 6 |
| Summer Wave® Trailing Large Violet Wishbone Flower Torenia hybrid | Torenia | Best of the Zoo | Cincinnati Zoo and Botanical Garden | Midwest | 2007 | 6a | 6 |
| Summer Wave® Trailing Large Blue Wishbone Flower Torenia hybrid | Torenia | Best of the Zoo | Cincinnati Zoo and Botanical Garden | Midwest | 2007 | 6a | 6 |
| Diamond Frost® Euphorbia hybrid | Euphorbia | Top Performer | Ohio State University Chadwick Arboretum - Springfield | Midwest | 2008 | 5b | 5 |
| Graceful Grasses® Baby Tut® Umbrella Grass Cyperus involucratus | Cyperus | Top Performer | Cincinnati Zoo and Botanical Garden | Midwest | 2010 | 6a | 6 |
| Supertunia® Royal Velvet® Petunia hybrid | Petunia | Top Performer | Cincinnati Zoo and Botanical Garden | Midwest | 2021 | 6a | 6 |
| Rockapulco® White Double Impatiens Impatiens walleriana | Impatiens | Top Performer | Cincinnati Zoo and Botanical Garden | Midwest | 2010 | 6a | 6 |
| Supertunia Mini Vista® Hot Pink Petunia hybrid | Petunia | Top Performer | Cincinnati Zoo and Botanical Garden | Midwest | 2023 | 6a | 6 |
| Rockapulco® Purple Double Impatiens Impatiens walleriana | Impatiens | Top Performer | Ohio State University Chadwick Arboretum - Springfield | Midwest | 2008 | 5b | 5 |
| Supertunia Vista® Bubblegum® Petunia hybrid | Petunia | Best of the Zoo | Cincinnati Zoo and Botanical Garden | Midwest | 2007 | 6a | 6 |
| Sweet Caroline Medusa™ Green Ornamental Sweet Potato Vine Ipomoea batatas | Ipomoea | Top 10 Plant | Cincinnati Zoo and Botanical Garden | Midwest | 2020 | 6a | 6 |
| Supertunia Vista® Snowdrift™ Petunia hybrid | Petunia | Top Performer | Cincinnati Zoo and Botanical Garden | Midwest | 2023 | 6a | 6 |
| Rockapulco® White Double Impatiens Impatiens walleriana | Impatiens | Top Performer | Cincinnati Zoo and Botanical Garden | Midwest | 2010 | 6a | 6 |
| Surefire® Red Begonia benariensis | Begonia | Top Performer | Cincinnati Zoo and Botanical Garden | Midwest | 2018 | 6a | 6 |
| Superbells® Coral Sun™ Calibrachoa hybrid | Calibrachoa | Top Performer | Cincinnati Zoo and Botanical Garden | Midwest | 2020 | 6a | 6 |
| Summer Wave® Trailing Large Violet Wishbone Flower Torenia hybrid | Torenia | Best of the Zoo | Cincinnati Zoo and Botanical Garden | Midwest | 2007 | 6a | 6 |
