For years, dogs doing their business on trees have been the bane of the West 75th Street Block Association. But that's changing, courtesy of two new tree guards. Curb Allure, a tree-guard vendor in ...

Five years back, Kim Johnson wanted to put a tree guard outside her upper West Side co-op building in the 80s between West End Ave. and Riverside Drive. After scouring the Web looking for the right ...

City-recommended tree guards cost about $1,000, depending on their style and size of the tree pit, but an improvised $20 fence can work just as well, said the study's lead author Robert Elliott, a ...