Elephant-drawn lawnmowers are just one of the many intriguing machines unearthed by Eric Robson at the British Lawnmower Museum in Stockport this week. In the hall in Edenfield, TV garden legend Christine Walkden is a special guest panelist alongside Pippa Greenwood and Mathew Biggs. Champion rose grower Tony Bracegirdle adds a splash of local colour and expert knowledge to the proceedings.