Norfolk Broads. Britain's largest protected wetland is home to some of the country's rarest plants. Chris Beardshaw dons his waders and pays a visit, hoping to transplant a slice of the Norfolk Broads into a garden pond. Later, at Colchester's Beth Chatto Gardens, he discovers ponds filled with exotic plants from around the world. Director Jason Holmes ; Series producer Gill Tierney
Postponed from 25 April BBC BOOKS: The Natural Gardener, based on the series The Flying Gardener. L20, available from www.bbcshop.com