Best Regional Plants
| Plant Name | Genus | Award | Trial |
Region |
Year | Trial Cold Hardiness | Trial Heat Zone |
|---|---|---|---|---|---|---|---|
| Sweet Caroline Upside™ Key Lime Ornamental Sweet Potato Vine Ipomoea batatas | Ipomoea | Top Performer | Ohio State University Chadwick Arboretum - Springfield | Midwest | 2023 | 5b | 5 |
| Snow Princess® Sweet Alyssum Lobularia hybrid | Lobularia | Top Performer | Ohio State University Chadwick Arboretum - Springfield | Midwest | 2011 | 5b | 5 |
| Supertunia Vista® Silverberry Petunia hybrid | Petunia | Top Performer | University of Wisconsin | Midwest | 2010 |
5a 5b |
4 5 |
| Graceful Grasses® King Tut® Egyptian Papyrus Cyperus papyrus | Cyperus | Best Annuals | University of Minnesota - Grand Rapids | Midwest | 2011 |
3a 3b |
3 |
| Supertunia Vista® Bubblegum® Petunia hybrid | Petunia | Best Annuals | University of Minnesota - Grand Rapids | Midwest | 2011 |
3a 3b |
3 |
| Rockapulco® Coral Reef Double Impatiens Impatiens walleriana | Impatiens | Top Performer | Ohio State University Chadwick Arboretum - Springfield | Midwest | 2011 | 5b | 5 |
| Diamond Frost® Euphorbia hybrid | Euphorbia | Silver Medal | University of Illinois-Champaign County Master Gardeners | Midwest | 2007 | 5b | 6 |
| Superbells® Tangerine Punch™ Calibrachoa hybrid | Calibrachoa | Top Performer | University of Wisconsin | Midwest | 2018 |
5a 5b |
4 5 |
| 'Black Scallop' Bugleweed Ajuga reptans | Ajuga | Bronze Medal | University of Illinois-Champaign County Master Gardeners | Midwest | 2006 | 5b | 6 |
| Supertunia Vista® Bubblegum® Petunia hybrid | Petunia | Top Performer | Ohio State University Chadwick Arboretum - Springfield | Midwest | 2021 | 5b | 5 |
| Graceful Grasses® King Tut® Egyptian Papyrus Cyperus papyrus | Cyperus | Bronze Medal | University of Illinois-Champaign County Master Gardeners | Midwest | 2007 | 5b | 6 |
| Graceful Grasses® Baby Tut® Umbrella Grass Cyperus involucratus | Cyperus | Bronze Medal | University of Illinois-Champaign County Master Gardeners | Midwest | 2007 | 5b | 6 |
| Snow Princess® Sweet Alyssum Lobularia hybrid | Lobularia | Top Performer | Ohio State University Chadwick Arboretum - Springfield | Midwest | 2011 | 5b | 5 |
| GoldDust® Mecardonia hybrid | Mecardonia | Top Performer | University of Wisconsin | Midwest | 2010 |
5a 5b |
4 5 |
| Snow Princess® Sweet Alyssum Lobularia hybrid | Lobularia | Best Baskets | University of Minnesota - Grand Rapids | Midwest | 2011 |
3a 3b |
3 |
| Blushing Princess® Sweet Alyssum Lobularia hybrid | Lobularia | Top Perfomer | University of Wisconsin | Midwest | 2012 |
5a 5b |
4 5 |
| Unplugged® Pink Salvia hybrid | Salvia | Top Performer | Ohio State University Chadwick Arboretum - Springfield | Midwest | 2021 | 5b | 5 |
| Supertunia® Hoopla® Vivid Orchid™ Petunia hybrid | Petunia | Top Performer | Ohio State University Chadwick Arboretum - Springfield | Midwest | 2023 | 5b | 5 |
| Superbells® Cherry Star Calibrachoa hybrid | Calibrachoa | Top Performer | Ohio State University Chadwick Arboretum - Springfield | Midwest | 2012 | 5b | 5 |
| Snow Princess® Sweet Alyssum Lobularia hybrid | Lobularia | Top Performer | Ohio State University Chadwick Arboretum - Springfield | Midwest | 2012 | 5b | 5 |
