UK farmers count cost of soggy spell
9 July 2012 Last updated at 19:10 BST
Cauliflower, carrots and cabbages are too wet to pick and are rotting in the fields, the National Farmers' Union has said.
Hosepipe bans have been lifted after heavy rains in April, May and June, but it could also mean higher prices for some vegetables in the supermarkets.
Jeremy Cooke reports..