At Longmeadow, Monty Don revels in the early autumn colour in his garden, reviews how the tomatoes he grew from a late sowing have got on this season and gives advice on planting onions for next year. Rachel de Thame reveals how the new garden project she started in the spring has developed over the summer and Fish, of the rock band Marillion, gives a tour of his garden and reveals how it has helped his mental health as well as the creative process of making music. Plus, in Germany, Arit Anderson finds out about the transformation of a disused industrial site into a thriving and beautiful park.