Gardeners' World 51x15

Monty Don gives advice on water lilies as he catches up with maintaining his pond. He also has tips on planting herbaceous clematis and harvesting potatoes. Nick Bailey begins a guide to demystifying roses, Arit Anderson finds out how volunteers are bringing plants and wildlife back into Birmingham and Mark Lane reveals how to produce a cottage-style garden. There is also a tour of Woburn Abbey to explore the restoration of the Humphrey Repton landscape.