Plum Tree – Lumps On Underside Of Leaves

I have a plum tree about 8 years old. This year there are lumps on the underside of a number of the leaves. Can you tell me what to do about it please? Thanks

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1 Comment To "Plum Tree – Lumps On Underside Of Leaves"

#1 Comment By BushDoctor On 06/06/2022 @ 10:50 am

Those are caused by gall mites! They will not kill your tree, and you won't get rid of them once they are established. The appropriate action will aimed at prevention next year.

This article will help:

https://www.gardeningknowhow.com/plant-problems/environmental/treating-leaf-gall-on-plants.htm ^[1]

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