Material World, the new art, fashion and culture festival at Kew Gardenstrousers and a giant T-shirt made of fungi star in a new art, fashion and culture festival at Kew Gardens in London, which explores the links between plants, textiles and sustainability (September 20–November 2; www.kew.org). Held in the Temperate House (pictured above), ‘Material World’ is split into five areas:1. Fashion: young designers from the London College of Fashion present sustainable collections made from plant material. 'Sally' by Rose Hilton. ‘It’s wholly hers, a true transformation into a new vocabulary.’ ‘Rose Hilton’ is at Messum’s, London SW1, until October 3.