The Forestry component of the Parks and Open Space Division preserves and maintains all shade trees along public ways, parks, school grounds, cemeteries, and all other public grounds in Brookline. The total number of trees under our jurisdiction is more than 50,000, 11,500 of which are “street trees” and are located adjacent to the public ways. The Parks and Open Space Division plants between 350 and 400 new public shade trees each year.