Gardening writer Diana Ross visits twenty gardens and interviews their owners, including Roy Lancaster, Thomas Pakenham, Lady Salisbury, Beth Chatto and James Lovelock. She learns about their relationship with plants, who and what have inspired them, and how they approach the pleasures and challenges of garden making. Some are famous horticulturalists and designers, others have a more tangential relationship with gardening. The full list of gardeners is: Roy Roberts Tony Hall Roy Lancaster Tony Schilling Christian Lamb Thomas Pakenham Hugh Johnson Geoffrey Dutton Lady Salisbury Penelope Lively Beth Chatto Elizabeth Jane Howard Donald Waterer Anthea Gibson Dan Pearson Kim Wilkie Ronald Blythe Richard Mabey James Lovelock Lucinda Lambton 'She brings a lovely sense of discovery to each of her victims' Hugh Johnson