As the world's biggest annual flower show prepares to open in the grounds of Hampton Court Palace, Charlie DimmocK and Diarmuid Gavin take a look around the magnificent show gardens and floral marquees, and highlight this season's hottest trends, including easy-to-grow fruit and vegetables. Plus reports on a garden made almost entirely of glass, the national collection of agapanthus, and the work of the Hampton Court Palace gardeners. Coverage of the show begins on Thursday at 8pm.
Series producer Kaye Godleman BBC BOOK: Alan Titchmarsh 's The Royal Gardeners, L25, from Alan Titchmarsh on being king for a day: page 38