Best Regional Plants
| Plant Name | Genus | Award |
Trial |
Region | Year | Trial Cold Hardiness | Trial Heat Zone |
|---|---|---|---|---|---|---|---|
| Summer Wave® Trailing Large Blue Wishbone Flower Torenia hybrid | Torenia | Best of the Zoo | Cincinnati Zoo and Botanical Garden | Midwest | 2007 | 6a | 6 |
| Supertunia Mini Vista® Indigo Petunia hybrid | Petunia | Top Performer | Cincinnati Zoo and Botanical Garden | Midwest | 2023 | 6a | 6 |
| Heart to Heart® 'Radiance' Sun or Shade Caladium Caladium hortulanum | Caladium | Top Performer | Cincinnati Zoo and Botanical Garden | Midwest | 2020 | 6a | 6 |
| Graceful Grasses® Vertigo® Purple Fountain Grass Pennisetum purpureum | Pennisetum | Top Performers | Cincinnati Zoo and Botanical Garden | Midwest | 2011 | 6a | 6 |
| Señorita Rosalita® Spider Flower Cleome hybrid | Cleome | Best of the Zoo | Cincinnati Zoo and Botanical Garden | Midwest | 2007 | 6a | 6 |
| Silver Falls™ Dichondra argentea | Dichondra | Best of the Zoo | Cincinnati Zoo and Botanical Garden | Midwest | 2007 | 6a | 6 |
| Mystic Illusion Dahlia hybrid | Dahlia | Best of the Zoo | Cincinnati Zoo and Botanical Garden | Midwest | 2007 | 6a | 6 |
| Supertunia Mini Vista® Hot Pink Petunia hybrid | Petunia | Top Performer | Cincinnati Zoo and Botanical Garden | Midwest | 2023 | 6a | 6 |
| Sweet Caroline Medusa™ Green Ornamental Sweet Potato Vine Ipomoea batatas | Ipomoea | Top Performer | Cincinnati Zoo and Botanical Garden | Midwest | 2022 | 6a | 6 |
| Pineapple Coleus scutellarioides | Coleus | Top Performer | Cincinnati Zoo and Botanical Garden | Midwest | 2010 | 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 |
| Margarita Sweet Potato Vine Ipomoea batatas | Ipomoea | Best of the Zoo | Cincinnati Zoo and Botanical Garden | Midwest | 2007 | 6a | 6 |
| Graceful Grasses® Purple Fountain Grass Pennisetum setaceum 'Rubrum' | Pennisetum | Best of the Zoo | Cincinnati Zoo and Botanical Garden | Midwest | 2007 | 6a | 6 |
| Sweet Caroline Sweetheart Mahogany™ Ornamental Sweet Potato Vine Ipomoea hybrid | Ipomoea | Top Performer | Cincinnati Zoo and Botanical Garden | Midwest | 2023 | 6a | 6 |
| Mystic Illusion Dahlia hybrid | Dahlia | Top Performer | Cincinnati Zoo and Botanical Garden | Midwest | 2010 | 6a | 6 |
| Mystic Illusion Dahlia hybrid | Dahlia | Best of the Zoo | Cincinnati Zoo and Botanical Garden | Midwest | 2007 | 6a | 6 |
| Black Pearl Pepper Capsicum | Capsicum | Best of the Zoo | Cincinnati Zoo and Botanical Garden | Midwest | 2007 | 6a | 6 |
| Supertunia Vista® Silverberry Petunia hybrid | Petunia | Top Performer | Cincinnati Zoo and Botanical Garden | Midwest | 2010 | 6a | 6 |
| Whirlwind® Blue Fan Flower Scaevola aemula | Scaevola | Top Performer | Cincinnati Zoo and Botanical Garden | Midwest | 2019 | 6a | 6 |
| Graceful Grasses® Baby Tut® Umbrella Grass Cyperus involucratus | Cyperus | Top Performer | Cincinnati Zoo and Botanical Garden | Midwest | 2010 | 6a | 6 |
