Postbag Edition: Sefton Park Palm House

How do I maintain a hot compost bin? Do Begonias have a finite life? How do I successfully grow a pineapple?Kathy Clugston and a panel of hearty horticulturalists venture to the Sefton Park Palm House in Liverpool, while digging into the GQT postbag, to solve your trickiest gardening conundrums.Joining Kathy to explore this historic palm house are botanist James Wong, proud plantswoman Bethan Collerton, and  head of RHS Bridge Water, Marcus Chilton Jones. They're also joined by head gardener of Sefton Park, Colin Hughes.Producer: Rahnee PrescodA Somethin' Else production for BBC Radio 4