Knowledgebase
Pruning Stone Fruits #925576
Asked March 07, 2026, 2:15 PM EST
Hennepin County Minnesota
Expert Response
https://lancaster.unl.edu/pruning-established-fruit-trees/#:~:text=Regardless%20of%20the%20cultivar%20grown,injury%20is%20likely%20to%20occur.&text=Mature%20fruit%20trees%20should%20be,and%20damaged%20branches%20each%20year.
According to experts at the University of Maine, "Summer pruning in late July or August is another time when pruning can be performed, but severe pruning at this time will weaken the tree. Therefore, the majority of pruning should be done during winter or spring."
https://extension.umaine.edu/fruit/growing-fruit-trees-in-maine/pruning/
You have probably seen the University of Minnesota publication that discusses growing stone fruits here:
https://extension.umn.edu/fruit/growing-stone-fruits-home-garden