University of Maryland Extension

Maryland's Lawn Fertilizer Law

Maryland's lawn fertilizer law is designed to protect the Chesapeake Bay from excess nutrients entering its waters from a variety of urban sources, including golf courses, parks, recreation areas, athletic fields, businesses and hundreds of thousands of urban and suburban lawns.  The law took effect October 1, 2013See Maryland Department of Agriculture Lawn Fertilizer Law for more information and regular updates.  Below is a fact sheet about the law.

  • MDA Fact Sheet for Lawn Fertilizer Law [pdf]
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