Every year, for five days in May, the grounds of the Royal Hospital, Chelsea, are transformed into the fabulous show gardens, inspirational small gardens and vibrant horticultural displays that make up the world's most famous flower show. The Royal Horticultural Society (RHS) Chelsea Flower Show is the first event of the summer season and showcases the finest examples of horticultural excellence, created by the bestgarden designers, plantsmen and plantswomen.