This week we're at the RHS Chatsworth Flower Show in Derbyshire, revelling in this floral extravaganza in the heart of the Peak District. Florist Jonathan Moseley reveals the UK's largest ever orchid display and James Alexander-Sinclair chairs a live question and answer session with leading gardening experts including Martin Fish, Leigh Hunt and Helen Bainbridge. For more info and useful links see www.rhs.org.uk/podcast
