Kathy Clugston and the team are visiting the Over Allotments in Cheshire. Matthew Wilson, Bunny Guinness and Bob Flowerdew are on hand to answer the green-fingered audience's questions. The panellists discuss greening-up a town centre, the best vegetables to grow, and struggling Euphorbias. Matt Biggs visits Tony Kirkham, Head of Arboretum, Gardens and Horticulture at Kew Gardens, to look at the Turner Oak tree and the discuss the fascinating recent history of the tree which has helped shape how they garden at Kew. Producer: Laurence Bassett Assistant Producer: Jemima Rathbone A Somethin' Else production for BBC Radio 4