In October 1987, a great storm drove in from the English Channel, devastating the southeastern counties of the British Isles. Huge gaps opened in the landscape of England, and the historic tree collections at the Royal Botanic Gardens, Kew, in London, and Wakehurst Place in West Sussex lay fallen. The storm exposed the mortality of heritage trees for all to see and provided the impetus for a new wave of plant collecting by the Royal Botanic Gardens,...