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Britain's Queen Elizabeth II (2nd R) visits the 5000 Poppies Garden at the 2016 Chelsea Flower Show in central London on May 23, 2016.
Britain has a "lost generation" with no gardening skills, the Royal Horticultural Society warned on Monday, as its sprawling Chelsea Flower Show got under way with an inauguration by Queen Elizabeth II. / AFP / POOL / ADRIAN DENNIS (Photo credit should read ADRIAN DENNIS/AFP via Getty Images)