Matthew Biggs gave hundreds of talks to garden clubs on subjects ranging from great botanists and gardeners to growing fruit and veg. Photograph: BBC A mainstay of BBC Radio 4’s long-running panel show Gardeners’ Question Time for more than three decades, Matt Biggs, who has died aged 65, became one of Britain’s most trusted gardening authorities. He styled himself “the people’s gardener”, a nod to a horticultural career that began in the late 1970s in the parks department at Leicester council.