"Collingwood 'Cherry' Ingram first fell in love with the sakura, or cherry tree, when he visited Japan on his honeymoon in 1907. So taken with the plant, he brought back hundreds of cuttings with him to England, where he created a garden of cherry varieties. In 1926, he learned that the Great White Cherry had become extinct in Japan. Six years later, he buried a living cutting from his own collection in a potato and repatriated it via the Trans-Siberian...