UCCAS have an irresistible appeal to British gardeners because they look exotic and tropical and yet are, some of them at least, hardy. They are bold-looking evergreens, more or less shrubby, and the kind of plant that is referred to as architectural. They look right in a formal setting or with agaves and palms by the sea, but wrong when in the Englishness of the countryside, with soft lines and fresh colouring. At their worst, yuccas look dark, dirty and depressing, especially near a rain-swept beach in the depths of winter. At
