Rachel de Thame joins Monty Don in Longmeadow and adds more medicinal planting to the herb garden, especially those that the bees love. Rachel also investigates ways to aid honey bee conservation and protect the nation's favourite pollinators.

Monty visits a local garden in Herefordshire to see a national collection of Siberian iris, which inspires him to create a new iris patch, adding warmth and splash of colour into his dry garden. We also discover a garden containing a stunning collection of clematis montana.

Carol Klein is in Somerset visiting the home of one of her horticultural heroes, Margery Fish. And Nick Bailey shows how to plan, design and build a brilliant border fit for any garden. Show less