What have wasps ever done for us? The answer might surprise you, as we meet entomologist Dr Seirian Sumner, author of Endless Forms: The Secret World of Wasps. Food and garden writer Rekha Mistry offers advice on growing turmeric and ginger at home, while RHS Garden Hyde Hall's very own veg growing guru Matthew Oliver gives tips on growing chilli peppers. Useful links Endless Forms: The Secret World of Wasps by Seirian Sumner Rekha's Garden & Kitchen RHS Garden Hyde Hall Fruit and veg growing advice from the RHS