Monty tackles the problem of box blight in his garden at Longmeadow. It means taking drastic action, but in the long term will hopefully be for the best. Carol Klein looks at the spring delight that is the cyclamen. She meets one of the country's leading experts in this most delicate of hardy plants and uncovers just how easy they are to grow. Joe Swift visits a gardener taking on the challenges of gardening on the windswept Cornish coastline, to create a haven of beauty against the odds. And we meet an amateur gardener who breeds a stunning array of sweet peas to make the most fragrant and colourful displays