Best Regional Plants
| Plant Name | Genus | Award | Trial | Region | Year | Trial Cold Hardiness | Trial Heat Zone |
|---|---|---|---|---|---|---|---|
| Whirlwind® White Fan Flower Scaevola aemula | Scaevola | Top Performer | University of Tennessee - Knoxville | Southeast | 2012 | 6b | 7 |
| Whirlwind® White Fan Flower Scaevola aemula | Scaevola | Top Performer | Mississippi State University - Crystal Springs | Southeast | 2012 | 7b | 9 |
| Whirlwind® White Fan Flower Scaevola aemula | Scaevola | Consumer Choice | University of Florida - Fort Lauderdale | Southeast | 2012 | 10a | 11 |
| White Chiffon® Rose of Sharon Hibiscus syriacus | Hibiscus | Top Pick | Dallas Arboretum | Southwest | 2005 | 8a | 9 |
| White Chiffon® Rose of Sharon Hibiscus syriacus | Hibiscus | Top Pick | Dallas Arboretum | Southwest | 2005 | 8a | 9 |
| White Chiffon® Rose of Sharon Hibiscus syriacus | Hibiscus | Top Pick | Dallas Arboretum | Southwest | 2005 | 8a | 9 |
| White Chiffon® Rose of Sharon Hibiscus syriacus | Hibiscus | Top Pick | Dallas Arboretum | Southwest | 2005 | 8a | 9 |
| White Knight® Sweet Alyssum Lobularia hybrid | Lobularia | Perfect Score | Michigan State University | Midwest | 2021 | 5b | 4 |
| White Knight® Sweet Alyssum Lobularia hybrid | Lobularia | Perfect Score | University of Minnesota - Morris | Midwest | 2021 | 4 | |
| White Knight® Sweet Alyssum Lobularia hybrid | Lobularia | Top Performer | University of Minnesota - Grand Rapids | Midwest | 2021 |
3a 3b |
3 |
| White Knight® Sweet Alyssum Lobularia hybrid | Lobularia | Director's Select | Penn State University | Northeast | 2021 | 6a |
5 6 |
| White Knight® Sweet Alyssum Lobularia hybrid | Lobularia | Top Performer | Mississippi State University - Poplarville | Southeast | 2021 | 8b | |
| White Knight® Sweet Alyssum Lobularia hybrid | Lobularia | Best of Breed - Beds | North Carolina State, JC Raulston Arboretum | Southeast | 2021 | 7b | 3 |
| White Knight® Sweet Alyssum Lobularia hybrid | Lobularia | Top Performer | University of Tennessee - Knoxville | Southeast | 2021 | 6b | 7 |
| White Knight® Sweet Alyssum Lobularia hybrid | Lobularia | Top Performer | Oklahoma State University Botanical Gardens | Southwest | 2021 | 6b | 8 |
| White Knight® Sweet Alyssum Lobularia hybrid | Lobularia | Top Performer - Final | Michigan State University | Midwest | 2020 | 5b | 4 |
| White Knight® Sweet Alyssum Lobularia hybrid | Lobularia | Top Performer - In Ground | University of Minnesota - Grand Rapids | Midwest | 2020 |
3a 3b |
3 |
| White Knight® Sweet Alyssum Lobularia hybrid | Lobularia | Top Performer - Container | University of Minnesota - Morris | Midwest | 2020 | 4 | |
| White Knight® Sweet Alyssum Lobularia hybrid | Lobularia | Top Performer - Mid Season | Michigan State University | Midwest | 2020 | 5b | 4 |
| White Knight® Sweet Alyssum Lobularia hybrid | Lobularia | Top Performer - Early Season | Michigan State University | Midwest | 2020 | 5b | 4 |
