They can swallow road signs and trigger lethal neighbour feuds. From the suburbs of Britain to the deserts of Arizona, we explore a show celebrating glorious green bordersSomewhere in the leafy depths of British suburbia, a thick circular hedge sprouts from the top of a grassy hill in the middle of a roundabout. The top of the hedge is carefully trimmed with rectangular crenellations, giving it the look of a motte-and-bailey castle, while a second more threadbare hedge encircles the foot of the... Read this story
