Adam Frost brings viewers up-to-date on how his garden has been developing over the summer as well as offering advice on looking after and growing hydrangeas. In Devon, Toby Buckland shares tips on dealing with damaged shrubs, tree pruning and transplanting perennials, while Frances Tophill travels to West Sussex to meet a gardener and professor of biology whose garden has been planted with the conservation of insects in mind. Plus, a second chance to see Carol Klein's in-depth profile of a national collection of hydrangeas at Darley Park in Derby.