Wisley RHS Garden, Surrey: acres of fruit and an allotment-style plot showing how it should be done
www.rhs.org.uk/whatson/gardens/wisley/index.asp

Tatton Park, Cheshire: Edwardian walled garden restored to former glory complete with mushroom sheds
www.tattonpark.org.uk/Attractions/Gardens/walledgarden.htm

Ryton, Warwickshire: testbed for the latest in cutting-edge organic growing ideas from Garden Organic
www.gardenorganic.org.uk/gardens/ryton.php

Chartwell, Kent: where Sir Winston Churchill picked his cabbages, lovingly restored by the National Trust
www.nationaltrust.org.uk/main/w-vh/w-visits/w-findaplace/w-chartwell/

Chateau de Villandry, France: the ultimate in potager gardening on a very, very grand scale
www.chateauvillandry.com/

West Dean Gardens, Sussex: Victorian kitchen garden created with labour of love and to-die-for coldframes
www.westdean.org.uk/gardens/walled.html

Barnsley House, Gloucestershire: innovative potager created by much-loved gardener Rosemary Verey

www.barnsleyhouse.com/flash.html

Audley End, Essex: organic showcase in classic Victorian walled garden, run by Garden Organic
www.gardenorganic.org.uk/gardens/audley.php

Jekka’s Herb Farm, Gloucestershire: legendary organic herb farm which holds regular open days
www.jekkasherbfarm.com/

Chiswick House, West London: 17th-century kitchen garden restored by volunteers, open 3-4 days a year
www.kitchengarden.org.uk/