The delightful gardens at the Old Rectory in Farnborough, Berkshire are open under the NGS. John Betjeman once lived here.
The Old Rectory NGS
Alan Gray and Graham Robeson designed this lovely garden at East Ruston Old Vicarage without any assistance.
East Ruston Old Vicarage Gardens
Isle of Wight,
Osborne House and Gardens once the retreat of Queen Victoria and Prince Albert
Osborne House and Gardens
Osterley Parkl is a spectacular mansion open to the public with fine Gardens.
Osterley Park and Garden
Overbecks Gardens are well worth seeing.
Oxfords best kept secret - The University of Oxford Botanic Garden probably has the most compact yet diverse collection of plants in the World
Oxford Botanic Garden