Best Regional Plants
| Plant Name | Genus | Award | Trial | Region | Year | Trial Cold Hardiness | Trial Heat Zone |
|---|---|---|---|---|---|---|---|
| Diamond Frost® Euphorbia hybrid | Euphorbia | Best of the Best | University of Georgia | Southeast | 2006 | 7b | 8 |
| Diamond Frost® Euphorbia hybrid | Euphorbia | Best of the Best | University of Georgia | Southeast | 2006 | 7b | 8 |
| Diamond Frost® Euphorbia hybrid | Euphorbia | Best of the Best | University of Georgia | Southeast | 2006 | 7b | 8 |
| Diamond Frost® Euphorbia hybrid | Euphorbia | Knock Your Socks Off | University of Georgia | Southeast | 2006 | 7b | 8 |
| Diamond Frost® Euphorbia hybrid | Euphorbia | Knock Your Socks Off | University of Georgia | Southeast | 2006 | 7b | 8 |
| Diamond Frost® Euphorbia hybrid | Euphorbia | Knock Your Socks Off | University of Georgia | Southeast | 2006 | 7b | 8 |
| Diamond Frost® Euphorbia hybrid | Euphorbia | Knock Your Socks Off | University of Georgia | Southeast | 2006 | 7b | 8 |
| Diamond Frost® Euphorbia hybrid | Euphorbia | Top 14 | Mississippi State University - Crystal Springs | Southeast | 2006 | 7b | 9 |
| Diamond Frost® Euphorbia hybrid | Euphorbia | Top 14 | Mississippi State University - Crystal Springs | Southeast | 2006 | 7b | 9 |
| Diamond Frost® Euphorbia hybrid | Euphorbia | Top 14 | Mississippi State University - Crystal Springs | Southeast | 2006 | 7b | 9 |
| Diamond Frost® Euphorbia hybrid | Euphorbia | Top 14 | Mississippi State University - Crystal Springs | Southeast | 2006 | 7b | 9 |
| Diamond Frost® Euphorbia hybrid | Euphorbia | Top Pick | Dallas Arboretum | Southwest | 2006 | 8a | 9 |
| Diamond Frost® Euphorbia hybrid | Euphorbia | Top Pick | Dallas Arboretum | Southwest | 2006 | 8a | 9 |
| Diamond Frost® Euphorbia hybrid | Euphorbia | Top Pick | Dallas Arboretum | Southwest | 2006 | 8a | 9 |
| Diamond Frost® Euphorbia hybrid | Euphorbia | Top Pick | Dallas Arboretum | Southwest | 2006 | 8a | 9 |
| Diamond Frost® Euphorbia hybrid | Euphorbia | Field Day Top Pick | Dallas Arboretum | Southwest | 2006 | 8a | 9 |
| Diamond Frost® Euphorbia hybrid | Euphorbia | Field Day Top Pick | Dallas Arboretum | Southwest | 2006 | 8a | 9 |
| Diamond Frost® Euphorbia hybrid | Euphorbia | Field Day Top Pick | Dallas Arboretum | Southwest | 2006 | 8a | 9 |
| Diamond Frost® Euphorbia hybrid | Euphorbia | Field Day Top Pick | Dallas Arboretum | Southwest | 2006 | 8a | 9 |
| Diamond Frost® Euphorbia hybrid | Euphorbia | Top Performer | University of Illinois-Champaign County Master Gardeners | Midwest | 2005 | 5b | 6 |
