Plums (Prunus spp) Introduction Plums are placed within the Prunoideae subfamily of the Rosaceae family which contains all the stone fruits such as peach, cherry and apricot. There are over 2,000 of varieties of plums all differing in size, shape, and flavour. The colour of the fruit can vary from blue-black to purple-red, green, and yellow. Plums originated from three […]