In Gardeners' Corner this week David Maxwell visits world renowned Kew Gardens in Richmond outside London where he talks to the gardeners who work there including Tony Kirkham, well known writer and broadcaster whose specialist interest is trees, particularly at Kew. Also in the programme Brendan Little shares his thoughts and reminisces about his time as a student there and how it influenced his future life and love of gardening. Gardeners' Corner on Saturday morning on BBC Radio Ulster and BBC Sounds.