As the plants in the jewel garden reach the peak of their late summer glory, Monty starts planning for the spring, planting ferns and advising on the care and maintenance of wildlife ponds.Carol Klein pays a second visit to Dove Cottage in Halifax to see the garden at its summer peak and to find out the secrets of its successful borders.Frances Tophill travels to Portsmouth to find a man whose passion for ferns has extended from his garden and onto his allotment, while Arit Anderson finds out that rubbish skips can be used to grow all manner of plants in an inner-city space.A Sheffield paramedic reveals how his passion for wildflowers has transformed an area around a busy ambulance station, and there is a look at the blooming of one of the world's largest water lilies.