Yellow vs green – battle of the cellar slugs, autumn star plants at Wisley and a taste of the unexpected at Hyde Hall

As autumn hits its stride we're at RHS Garden Hyde Hall in Essex to sample the exotic yet seasonal delights of the Global Growth Vegetable Garden with Matthew Oliver and Head Chef James Curtis. Meanwhile back at Wisley, Team Leader Verity Bradbury shares her favourite autumnal plants from the Equinox Borders and entomologist Imogen Cavadino has a call for gardeners to help research into a new(ish) slug on the block which seems to be elbowing out its relatives. (If a slug could elbow!)