Blackheath Farmers Market
      http://blackheathbugle.wordpress.com/2008/05/07/blackheath-farmers-market

Brick Lane Market
      http://www.chowhound.com/topics/522684

Broadway Market
      http://ediblelondon.blogspot.com/2008/02/broadway-market.html
      http://www.londonelicious.com/dining/2010/03/spinach-agushi-broadway-market.html

Clapham Farmers Market
      http://aroundbritainwithapaunch.blogspot.com/2008/03/clapham-farmers-market-supper.html

Columbia Road flower market
      http://www.dimsumdolly.com/2007/06/columbia_road_flower_market.html 

Deptford farmers' market
      Last Sunday of the month, I think?  10am-3pm?
      http://deptforddame.blogspot.com/2008/04/deptford-farmers-market-report.html

Exmouth Market
      http://www.chowhound.com/topics/459491#3665172
      http://www.chowhound.com/topics/521108

Greenwich Market
      http://www.greenwichmarket.net/visitor-food-court.html
      http://www.thegreenwichphantom.co.uk/2008/05/new-food-market.html
      http://www.chowhound.com/topics/463502

Lewisham Market
      http://brockleycentral.blogspot.com/2008/05/lewisham-market.html

Marylebone Cabbages & Frocks Market
      Saturdays, 11am-5pm
      http://www.cabbagesandfrocks.co.uk/
      http://www.chowhound.com/topics/522362

Marylebone Market
      http://fatcc.blogspot.com/2008/07/marylebone-market.html
      http://www.londonelicious.com/dining/2008/08/marylebone-farm.html

Notting Hill Farmers' Market
      http://fatcc.blogspot.com/2008/07/day-notting-hill.html

Oval Farmers' Market
      St Mark's Church, opposite Oval Station, 10am-3pm every Saturday
      http://stockwellnews.blogspot.com/2008/09/oval-farmers-market.html
      http://www.oval-news.org/2008/07/oval-farmers-market-success.html

Partridges Food Market
      Duke of York Square, SW3
      http://www.partridges.co.uk/foodmarket

Peckham Urban Farmers' Market
      Peckham Square, near the library
      9am-1pm every Sunday
      http://www.southwarknews.co.uk/food-and-drink/00,news,12213,187,00.htm

Spitalfields Market
      http://www.chowhound.com/topics/516847
      http://flickr.com/photos/bellaphon/tags/spitalfieldsmarket/