How much do you think about your garden after dark? In this programme presenter David Maxwell meets Jo Mulholland who’s mad about moths. He finds out about their decline and what gardeners can do to help these often underrated pollinators. Mary Doris has tips on how to look after spring flowering bulbs to make sure they perform next year and John Gault gives a masterclass in rhododendron care from his 9 decades of experience. Also on the programme, BBC Radio 2’s Liza Tarbuck on her love of gardening and Ciaran Mulholland will join David in studio to answer questions. Email the programme on gardenerscorner@bbc.co.uk