Q.Plum Tree Question
I looked through the Plum tree typical diseases and didn’t see anything that may match. Some of the plums are fine but others have these brown spots on them. Any thoughts? A neighbor said it may have been due to an April frost or not enough nutrients…..Thanks.
Downtoearthdigs
Answered on June 1, 2016
I believe your tree has an infestation of Western Flower Thrips.
The link below has information and an image that matches your fruit shown.
https://utahpests.usu.edu/ipm/htm/fruits/fruit-insect-disease&pub-plum-pests
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