Organised by the London Parks and Gardens Trust, the weekend will take place immediately after the extended Diamond Jubilee Bank Holiday on Saturday and Sunday, June 9 & 10, 2012. For the first time, the event will be in association with the National Trust.

Around 200 communal gardens, many that are not usually open to the public, will be taking part ranging from the historic to the traditional through to roof gardens and allotments. Among the green spaces open especially for Open Garden Squares

Weekend will be many of the much loved and popular gardens such as HMP Wormwood Scrubs; Eaton Square,  Bonnington Square, Cable Street Community Gardens, The Regent’s Park Allotment Garden, The Royal College of Physicians’ Medicinal Garden, The Kensington Roof Gardens, Canons Park – George V Memorial Garden – which will be celebrating its 75th Anniversary and the National Trust’s Carlyle’s House.

via propertytalk Live! – Open Garden Squares Weekend joins forces with The National Trust.