| 1 | | | Bedgebury |
| 2 | | | Borde Hill Garden |
| 3 | | * | Gravetye Manor |
| 4 | | * | High Beeches Garden |
| 5 | | * | Isabella Plantation |
| 6 | | | NT Leith Hill |
| 7 | | * | Leonardslee Garden |
| 8 | | | NT Nymans |
| 9 | | * | Ramster |
| 10 | | * | RHS Wisley |
| 11 | | * | Savill Gardens & Valley Gardens |
| 12 | | * | NT Sheffield Park Garden |
| 13 |  | * | Timber Hill |
| 14 | | | Wakehurst Place |
| 15 | | | White House Farm Garden and Arboretum |
