Monty takes leaf cuttings from streptocarpus. He lifts and divides primroses. He explains the importance of hardening off plus he plants out sweet peas. He also sows sweetcorn plus answers a viewer's question on greenhouse equipment. Carol Klein returns to Gloucestershire to help first-time gardeners, Dan and Dominique, plant up their new border in the style of a cottage garden. And we meet newsreader Sophie Raworth, to find out why plants and gardens are so important to her in the run up to the Chelsea Flower Show.