8 county-level rules, plus city-specific rules for 4 cities in Westchester County, New York.
Verified from official government sources
Westchester County has no countywide grass-height rule. Most municipalities set a 10-inch maximum via property-maintenance or nuisance codes; unincorporated areas fall under town ordinances.
Westchester County Department of Public Works trims trees in county road rights-of-way. Private tree trimming is governed by municipal code. NY RPL §833 covers boundary-tree disputes.
Westchester County has no countywide tree-removal ordinance on private land. County Parks prohibit tree removal. Each municipality sets its own tree-protection code — many require permits.
Westchester County has no countywide weed ordinance. Municipal property-maintenance codes define noxious weeds. NYS ECL and Ag & Markets lists designate priority invasives for control.
Westchester County has drought-declaration authority. NYC DEP imposes watering restrictions on NYC watershed customers in northern Westchester. Municipal water utilities set odd/even and time-of-day rules.
Rainwater harvesting legal and encouraged in Westchester County. NYS DEC provides guidance; no permit needed for rain barrels. Potable reuse requires NYS Health Department approval.
Westchester County promotes native plants via Cornell Cooperative Extension but has no mandate. NYS DEC maintains invasive-species regulations (6 NYCRR Part 575) banning sale of species like Japanese barberry.
Westchester County has no countywide artificial-turf regulation. County Parks installed turf fields at several locations. Some municipalities (Larchmont, Mamaroneck) have moratoriums due to PFAS concerns.
4 cities in Westchester County have their own landscaping rules rules. Each link goes to that city's dedicated page with code citations.
8 verified rules • Artificial Turf, Grass Height Limits
8 verified rules • Artificial Turf, Grass Height Limits
8 verified rules • Artificial Turf, Grass Height Limits
8 verified rules • Artificial Turf, Grass Height Limits
See every category we cover for Westchester County — parking, noise, fences, fires, animals, pools, and more.
Westchester County Ordinance Hub →