Best Regional Plants
| Plant Name | Genus |
Award |
Trial | Region | Year | Trial Cold Hardiness | Trial Heat Zone |
|---|---|---|---|---|---|---|---|
| Diamond Frost® Euphorbia hybrid | Euphorbia | Trial Managers Pick | Penn State University | Northeast | 2004 | 6a |
5 6 |
| Diamond Frost® Euphorbia hybrid | Euphorbia | Trial Managers Pick | Penn State University | Northeast | 2004 | 6a |
5 6 |
| Diamond Frost® Euphorbia hybrid | Euphorbia | Trial Manager's Favorite | Colorado State University | Mountain | 2005 | 5b | 5 |
| Diamond Frost® Euphorbia hybrid | Euphorbia | Trial Manager's Favorite | Colorado State University | Mountain | 2005 | 5b | 5 |
| Diamond Frost® Euphorbia hybrid | Euphorbia | Trial Manager's Favorite | Colorado State University | Mountain | 2005 | 5b | 5 |
| Diamond Frost® Euphorbia hybrid | Euphorbia | Trial Manager's Favorite | Colorado State University | Mountain | 2005 | 5b | 5 |
| Snow Princess® Sweet Alyssum Lobularia hybrid | Lobularia | Trial Manager Favorite | University of Guelph | Canada | 2009 | ||
| Snow Princess® Sweet Alyssum Lobularia hybrid | Lobularia | Trial Manager Favorite | University of Guelph | Canada | 2009 | ||
| Snow Princess® Sweet Alyssum Lobularia hybrid | Lobularia | Trial Manager Favorite | University of Guelph | Canada | 2009 | ||
| Amazel Basil® Sweet Italian Basil Ocimum hybrid | Ocimum | Top Ten Vegetable | Massachusetts Horticultural Society at Elm Bank | Northeast | 2018 | 6a | 4 |
| Luscious® Citrus Blend™ Lantana camara | Lantana | Top Ten Annual | Massachusetts Horticultural Society at Elm Bank | Northeast | 2018 | 6a | 4 |
| Superbells® Cardinal Star™ Calibrachoa hybrid | Calibrachoa | Top Ten Annual | Massachusetts Horticultural Society at Elm Bank | Northeast | 2018 | 6a | 4 |
| Rockin'® Fuchsia Salvia hybrid | Salvia | Top Ten Annual | Massachusetts Horticultural Society at Elm Bank | Northeast | 2018 | 6a | 4 |
| Angelface® Wedgwood Blue Summer Snapdragon Angelonia hybrid | Angelonia | Top Ten Annual | Massachusetts Horticultural Society at Elm Bank | Northeast | 2018 | 6a | 4 |
| Truffula™ Pink Globe Amaranth Gomphrena pulchella | Gomphrena | Top Ten Annual | Massachusetts Horticultural Society at Elm Bank | Northeast | 2018 | 6a | 4 |
| Graceful Grasses® Purple Fountain Grass Pennisetum setaceum 'Rubrum' | Pennisetum | Top Picks | Cincinnati Zoo and Botanical Garden | Midwest | 2004 | 6a | 6 |
| Margarita Sweet Potato Vine Ipomoea batatas | Ipomoea | Top Picks | Cincinnati Zoo and Botanical Garden | Midwest | 2004 | 6a | 6 |
| Tricolor Sweet Potato Vine Ipomoea batatas | Ipomoea | Top Picks | Cincinnati Zoo and Botanical Garden | Midwest | 2004 | 6a | 6 |
| Dragon Wing® Pink Angelwing Begonia Begonia hybrid | Begonia | Top Picks | Cincinnati Zoo and Botanical Garden | Midwest | 2004 | 6a | 6 |
| Sky Fire Coleus scutellarioides | Coleus | Top Picks | Cincinnati Zoo and Botanical Garden | Midwest | 2004 | 6a | 6 |
