Peat-free houseplants and the secret lives of honey fungus

This week we meet Harriet Thompson, who's spearheading an eco-friendly revolution in houseplant growing. RHS scientist Jassy Drakulic explains the latest thinking on an extremely common garden problem, honey fungus. Plus Will Rogers of the State Botanical Garden of Georgia shares his unique approach to conserving the fabulous native flora of the Southeastern USA. For links to more information see www.rhs.org.uk/podcast