Ontarians urged to avoid pruning Oak Trees to protect against Oak Wilt

Protect oak trees: no pruning until November – Invasive Species Centre

April 10, 2025 Ontario residents are urged to refrain from pruning oak trees during the no-pruning season, which runs from now until November. Pruning or otherwise damaging oak trees during […] The post Protect oak trees: no pruning until November appeared first on Invasive Species Centre.

Ontarians urged to avoid pruning Oak Trees to protect against Oak Wilt

socastcmsRssStart88.7 myFM News staffsocastcmsRssEnd Ontario residents are advised not to prune oak trees from now until November to prevent the spread of oak wilt, a dangerous fungal disease. Pruning during this period leaves oak trees vulnerable to infection, as the disease is transmitted by sap beetles attracted to fresh wounds. Oak wilt disrupts the flow of water and nutrients, leading to premature leaf drop and eventual defoliation. While …