My plum tree, since the blossom has fallen, has developed white looking plums all sizes and and seamed to have formed very quickly. Can you give me some idea what it is and how to treat it?
Certified GKH Gardening Expert
If you can include a photo, then it will help me to identify what is going on. In the meantime, this article will give you more information on the care of these: https://www.gardeningknowhow.com/edible/fruits/plum/growing-plum-trees.htm