It is the fourth day of the BBC's coverage of the RHS Chelsea Flower Show. Monty Don and Joe Swift are in the Great Pavilion celebrating the achievements of the exhibitors at this year's show. Fragrance and colour are at the fore as the spotlight is on the revival of British cut flowers. The winner of the highest accolade within the Great Pavilion, the Diamond Jubilee Award, is revealed. Actress and gardening enthusiast Penelope Keith joins the team to share her thoughts on 40 years of The Good Life.