21:00Desert Island Discs RevisitedGardenersSusana WaltonBBC Radio 4 Extra Duration: 45 minutes Sun 23rd Mar 2014, 21:00 on BBC Radio 4 Extra4 Extra Debut. From Piazzolla to Verdi, horticulturalist and wife of composer William, Susana Walton chats to Sue Lawley. From January 2002.GenresFactualLife StoriesBrandDesert Island Discs RevisitedSeriesDesert Island Discs Revisited: Gardeners Source: BBC Online