Collier County's Fertilizer and Urban Landscaping Ordinance

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To reduce the risk of fertilizer runoff contributing to nutrient pollution in county waters, "The Collier County Fertilizer and Urban Landscaping Ordinance" was adopted on July 9, 2019. 

What is required?

  • DO sweep or blow fertilizer and grass clippings from sidewalks, streets and seawalls back into the grass.
  • DO follow the label, "the label is the law."
  • DO use fertilizer with 50% slow-release, or water-insoluble, nitrogen content.
  • DO consider nutrients from reclaimed water before fertilizing.
  • DO measure your yard to determine how much fertilizer is needed.
  • DO check that your fertilizer applicator has their Commercial Fertilizer Applicator certificate on hand when fertilizing.
  • DON’T fertilize if the soil is wet or before a rainstorm.
  • DON’T apply a fertilizer that contains phosphorus without a soil test (Test B on linked form) showing a deficiency.
  • DON’T apply fertilizer within 10 feet of a waterbody or wetland.

Who Does this Affect?

This ordinance is for all residents within unincorporated Collier County. If you live within the City of Naples or City of Marco Island, please see their websites for city-specific regulations. 


  • Fertilization
    • Do you hire a contractor?
    • Are you a do-it-yourself type of person?
      • Measure the amount of fertilizer needed based on how big your yard is. Please feel free to call us at 239-252-2502 or use this fertilizer calculator
      • Check out this website for Florida-Friendly Fertilizing Tips from the University of Florida Institute of Food and Agricultural Services (UF IFAS).
      • Attend a Florida-Friendly LandscapingTM class, call Collier County's UF IFAS Office at 239-252-4800
  • has tips for making a Florida-Friendly yard
  • The Florida Yards and Neighborhood Handbook gives in-depth resources for landscaping

Commercial Applicators

 Who to Contact

Growth Management Department logo

Capital Project Planning, Impact Fees, and Program Management Division

Capital Project Planning Building
2685 Horseshoe Drive S
Naples, FL 34104
Phone: (239) 252-8924

Updated 07/31/2019