Overview: Monty Don gets stuck into some winter jobs - demonstrating how to store dahlia tubers, planting out a clematis as well as a container for winter colour and scent. Nick Bailey shows that a conifer is not just for Christmas on a visit to Great Dixter in East Sussex. Rachel de Thame joins gardener and florist Arthur Parkinson as they create some spectacular seasonal table decorations using plant material sourced from the garden. And at Spetchley Park in Worcestershire, Advolly Richmond reveals the intriguing story of influential plantswoman and gardener Ellen Willmott. Joe Swift visits a garden in Cumbria designed to shine in winter through its inspirational planting that favours structure over colour, and there's a masterclass in growing food for a year-round harvest from a gardener in Ceredigion. There’s also a chance to see what viewers have been getting up to in their gardens.