'Clamcrete' in The Eden Project: Bring Me Sunshine Garden - Gardens Illustrated

Gardens Illustrated features the Eden Project: Bring Me Sunshine Garden at RHS Chelsea Flower Show 2026, spotlighting Harry Holding and Alex Michaelis's pioneering use of Clamcrete - a low-carbon concrete alternative made from waste mussel and cockle shells. Harry describes the planting as "a designed coastal meadow" with texture, movement and useful edimentals throughout. Read more here.