Almost every plum is cracked open, with Crystal like threads in the gaps. The seeds look mouldy. What kind of disease is this? Should we eat any?
Certified GKH Gardening Expert
It is best to cure the disease before you harvest any fruit. Wettable sulfur has been shown to be an antifungal agent, and will help here. For more information, this article will help:https://www.gardeningknowhow.com/edible/fruits/plum/plum-tree-diseases.htm