Polesden Lacey, Surrey (Accredited Museum)
Lacock, Wiltshire
Orford Ness, Suffolk
Telscombe, East Sussex
Erddig, Wrexham (Accredited Museum)
20 Forthlin Road, Allerton, Merseyside
Standen House and Garden, West Sussex (Accredited Museum)
Bodnant Garden, Conwy
Lindisfarne Castle, Northumberland (Accredited Museum)
Cornish Engines, Cornwall
Snowshill Manor and Garden, Gloucestershire (Accredited Museum)
Dunham Massey, Cheshire (Accredited Museum)
Plas Newydd, Anglesey (Accredited Museum)
Mount Stewart, County Down (Accredited Museum)
Castle Ward, County Down (Accredited Museum)
Greenway, Devon (Accredited Museum)
Sissinghurst Castle Garden, Kent (Accredited Museum)
Ickworth, Suffolk (Accredited Museum)
Haddon
Dyrham, Gloucestershire (Accredited Museum)
Angel Corner, Suffolk
Biddulph Grange Garden, Staffordshire
Wimpole, Cambridgeshire (Accredited Museum)
Devil's Dyke and Saddlescombe, West Sussex
Sunnycroft, Shropshire (Accredited Museum)
Florence Court, County Fermanagh (Accredited Museum)
Llanerchaeron, Ceredigion (Accredited Museum)
Chedworth Roman Villa, Gloucestershire (Accredited Museum)
