Barley Wood Walled Garden, Somerset. Feast on fruit and veg organically grown and served up at restaurant The Ethicurean, in a former glasshouse (walledgarden.co.uk).
Calke Abbey, Derbyshire. Once had such a good yield that surplus produce was taken to market (nationaltrust.org.uk).
Croome Court, Worcestershire. Hard hat on, walk along the 35 metre-long tunnel, once part of the glasshouse heating system (nationaltrust.org.uk).
The Lost Gardens of Heligan, Cornwall. More than 300 varieties of fruit, vegetable and herbs are cultivated here, many of which are heritage strains (heligan.com).
Mottisfont, Hampshire. As well as holding the National Collection of old-fashioned roses, this property features a newly created walled kitchen garden (nationaltrust.org.uk).
Osborne House, Isle of Wight. Queen Victoria and Prince Albert are said to have taught their children how to grow vegetables in…