The NC Arboretum, USA
Mt. Cuba Center, USA
Owlpen Manor, UK
Newby Hall, UK
Portmeirion, UK
Bartram's Garden, USA
American Museum & Gardens, UK
Stoneleigh, USA
Scott Arboretum, USA
Altamont Gardens, Ireland
Dumbarton Oaks, USA
Broughton Grange, UK
Melbourne Hall, UK
Harewood House, UK
York Gate, UK
Nunnington Hall, UK
Duncombe Park, UK
Helmsley Walled Garden, UK
Castle Howard, UK
Scampston Hall, UK
Parcevall Hall, UK
Gresgarth Hall, UK
Kiftsgate Court Gardens, UK
Stowe Gardens, UK
Blenheim Palace, UK