Monty celebrates the joy that the gardening year brings with a selection of brand-new stories, and the team get into the Christmas spirit.At Longmeadow, Monty creates a winter interest container filled with seasonal favourites. Rachel de Thame is joined by florist Arthur Parkinson as they spend a festive day making Christmas decorations with plant material sourced from the garden; Carol Klein meets comedian Joe Lycett at his home in Birmingham and talks to him about his newfound love of gardening; and Adam Frost looks at the ground cover plants which are the perfect backdrop to the border at this time of year.Advolly Richmond heads to Cumbria and uncovers the fascinating history behind the topiary gardens at Levens Hall, while Sue Kent digs out her Christmas jumper and prepares for the big day as she creates some festive gardening gifts.We visit a nursery in Yorkshire who specialise in growing one of the most popular houseplants at Christmas – the poinsettia - and we also find out what viewers have been getting up to in their gardens.