It’s Medals Day at Chelsea! Angellica Bell and Nicki Chapman take a look at this year’s big winners. Our top team of gardening experts have a host of tips and tricks to help you make the most of colour in your garden. Toby Buckland reveals how to get the Chelsea look in your borders, Sue Kent shows you how to get the wow factor in your garden all year round, and Carol Klein meets the gold medal growers in the Great Pavilion.