Monty Don and the team are not only celebrating the joy of the gardening year but also Christmas! Monty has tips on how to clean garden tools before putting them away for winter. Rachel de Thame marvels at some magical topiary at a garden in Lincolnshire. Frances Tophill revels in the beauty and versatility of willow in Carmarthenshire. Carol Klein embraces the festive spirit with some home-harvested decorations. There's a head gardener in Northamptonshire who prunes, bends and weaves roses into amazing sculptural forms, and a visit to an impressive low-budget allotment in Lancashire that reaps rich rewards. There’s also a chance to see what viewers have been getting up to in their gardens.