Wildlife expert and writer Kate Bradbury shares her top tips on what to do now to help garden wildlife through the winter. Paul Wood discusses the past, present and future of street trees, and shares some of his discoveries of the more unusual botanical residents of our towns and cities. Meanwhile back at RHS HQ, our magazine team debates the pros and cons of the 'novelty' plants - painted, bejewelled with glitter and more - that seem to pop up everywhere at this time of year. For more info and useful links see www.rhs.org.uk/podcast