Plum pox Plum pox Plum pox, also known as sharka, is the most devastating viral disease of stone fruit from the genus "Prunus". The disease is caused by the plum pox virus (PPV), and the different strains may infect a variety of stone fruit species including peaches, apricots, plums, nectarine, almonds, and sweet and tart cherries. Wild and ornamental species of "Prunus" may also become infected by some strains of the virus. The virus is transmitted by aphids and by the transfer of infected plant material to new locations. Plum pox poses no danger to consumers, but it can ruin the marketability
Plum cake to World War I, cakes, including plum cakes, were baked along with loaves of bread. "A smaller cake or pasty might be slipped in or pulled out after the baking had begun, but a raised pie with well-protected sides, or a large plum cake, would take at least the same time as the loaves, and experienced housewives made them in sizes to do so." The English variety of plum cake also exists on the European mainland, although "plum cake" there more usually refers to baked cakes made with fresh, rather than dried fruit. In French cooking, plums are an ingredients