Alan and the team transform a garden in the Oxfordshire town of Bicester for local community heroes Adam and Alice and their two children. With a holiday in Vietnam as inspiration, Alan's design takes the couple and their children on a journey around the Far East with exotic planting, new rockery, and modern water features to transport them to another place. Meanwhile, Katie Rushworth is in Derbyshire at Cascades Gardens where the owners have created an exotic, retreat-like space with clever design and plant selection.

Alan and the team head to the town of Hinckley to surprise 96-year-old Second World War veteran Gordon with a stunning garden transformation. Alan sets about bringing a classic beautiful English country garden to this inaccessible space that includes raised beds in dry stone walls, a sociable seating area, a mini-orchard and an outdoor room.

In Enfield, Hertfordshire, Alan Titchmarsh and his team transform a garden for Yvonne, a woman who has devoted her life to combatting knife crime after the death of her son who was tragically murdered when he was just 17-years-old. Alan's design is all about the garden becoming a healing space, where Yvonne can remember her son, and where the family can come together again. Elsewhere, Katie Rushworth learns just how healing nature can be at the Cascades Gardens in Derbyshire.

Alan Titchmarsh and his team are in Raunds, Northamptonshire, to overhaul firefighter Rebecca's garden, creating a space that can accommodate gym equipment, a play area and a vegetable patch. Meanwhile, Danny Clarke pays a visit to Easton Lodge in Essex where designer Harold Peto also created garden rooms to play in, relax and grow vegetables, but on a much bigger scale.

In West London, Alan and his team meet Sybil, a widow who is struggling to keep on top of the garden she used to care for with the help of her husband, Harold. Alan creates an intimate peaceful space with a water feature, soft planting and parasol trees to create a quiet spot for reflection, while Bruce Kenneth builds a bespoke bench for Sybil to sit and remember her husband. Elsewhere, Danny Clarke visits the Barbican, where gardeners have transformed this urban landscape into a haven of greenery.

Alan Titchmarsh and his team come to the aid of Penny and Carl in Leeds, whose devotion to looking after wildlife, including an endangered hedgehog, has taken over their garden. The team get to work creating a wildlife-friendly space that will also be suitable for the children to play in, and at the bottom of the garden, David Domoney designs a wildflower meadow complete with hedgehog-friendly pond.

Alan Titchmarsh and his team transform a concrete backyard in Burnley into an Ibiza-inspired sanctuary for James and Barbara, who run a charity providing free plumbing services to elderly and vulnerable families in the area. Katie Rushworth creates a stunning seating area wrapped in foliage, while Danny Clarke replaces James's rather rustic barbecue with a spectacular outdoor kitchen area. Elsewhere, David Domoney is on the Cornish coast to visit Lamorran Gardens.