Organised by the Royal Horticultural Society in London's chicest borough, the garden show has historically been attended by senior members of the British Royal Family.
For the first time in the show's 112-year history there is a funeral floristry exhibit showcasing a willow coffin, gravestones and a wire sculpture of a man and his dog.
James Middleton and Lady Amelia Windsor were in attendance for the Chelsea Flower Show at the Chelsea Hospital, west London. BBC Gardeners' World presenter, Monty Don looked dapper