Alan Titchmarsh talks about Harlequin Blue BBC 1 last night: Alan Titchmarsh talked to RHS judge, Raymond Evison, about the plant of the year: Dibleys 'Harlequin Blue'. Scroll six minutes in on the BBC iPlayer link below to see the feature: http://www.bbc.co.uk/iplayer/episode/b00sl6kh/RHS_Chelsea_Flower_Show_2010_Episode_8/
