Chelsea Shorts - Growing happiness (3 of 3)

In the final part of our exclusive behind-the-scenes Chelsea preview podcasts, we meet designer Matt Keightley who's in the process of creating a trailblazing health and wellbeing garden - the RHS Feel Good Garden - which will live on after the show as a permanent garden at the Camden and Islington NHS Foundation Trust. For more info and useful links see www.rhs.org.uk/podcast