The answer to 'how often to tree trimming' is that most trees should be trimmed every 3-5 years. Regular trimming helps maintain the health and appearance of trees, removing any dead or damaged branches and shaping the tree's growth. Younger, fast-growing trees may need trimming more frequently, like every 2-3 years, while slower-growing mature trees can often go 5-7 years between trimmings.
Proper tree trimming at the right intervals is important to prevent safety hazards, encourage healthy growth, and maintain an attractive landscape. It's best to have a certified arborist or professional landscaper evaluate your trees and provide recommendations on the ideal trimming schedule based on the specific species, size, and condition of your trees.