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 many who ate a light style of plum cake with tea, into which he would dip the cake, which he described as bun-like with currants "dotted here and there". Elizabeth David wrote that "Christmas mincemeat and Christmas plum pudding and cake are all such typical examples of the English fondness for spiced fruit mixtures that it seems almost unnecessary to include recipes for them ..." Plum cakes were raised by whipping air into the cake batter, rather than by the use of yeast. A range of plum cakes and puddings were published in the popular Book of Household Management (published