Peter Gibbs and the panel are at the newly opened RHS Bridgewater answering your gardening questions. Joining him this week are regular panellists Matthew Wilson, Pippa Greenwood and Matthew Pottage, along with Curator Marcus Chilton-Jones and Sylvia Travers, Team Leader of the Inner Walled Garden. Together, they answer your questions on pruning plum trees, unhappy rhododendrons and strange additions to the compost heap. Producer - Daniel Cocker Assistant Producer - Jemima Rathbone A Somethin' Else production for BBC Radio 4