Farmer qualified for the 2008 BDO World Darts Championship outright but lost in the first round to England team-mate Tony O'Shea. Farmer though was unable to maintain his form from the previous year and was forced to qualify for the 2009 BDO World Darts Championship and lost in the early qualifying rounds. He did though reached the quarter finals of the 2008 World Masters, qualifying for the last 16 where he beat Gary Robson before losing to Martin Adams.