Pruning oak and maple trees
When is the best time to prune oak and maple trees?
Anoka County Minnesota
The best time to prune Oak is late winter prior to April. Maple tree pruning is beat done once all leaves have opened. Below is a link to detailed information on pruning. https://extension.umn.edu/planting-and-growing-guides/pruning-trees-and-shrubs#time-pruning-to-avoid-diseases-and-other-problems-1336760