Gardening the old-fashioned way
2 May 2012 Last updated at 17:18 BST
There are signs that near extinct varieties of fruit and veg, so called "heritage crops" are making a comeback.
The traditional methods of growing heirloom crops are still in use at Cornwall's Lost Gardens of Heligan.
The productive gardens have been restored to their former glory using traditional Victorian techniques and crop varieties, as gardening supervisor Nicola Bradley explains.
Read more about the comeback of heritage crops here.