Homeowner's Guide to EAB


The purpose of this guide is to inform Saint Paul residents of the various strategies for private ash tree management in response to emerald ash borer. EAB kills ash trees native to North America. The City is encouraging homeowners and other property owners to manage their ash trees in order to lessen the economic and environmental damage caused by this pest.

What should you do about EAB?

  1. Determine if you have an ash tree.
  2. There are multiple EAB infestations throughout the City, so you should decide now what to do with your ash tree. Unfortunately, there are very few options when it comes to managing for EAB:Insecticidal trunk injection for EAB
    • ​​Chemically treat your ash tre with an insecticide if...
      • the ash tree is of high value.
      • you are committed to paying for treatments for your tree's lifespan.
    • Remove your tree if...
      • ​the ash tree is unhealthy, has poor structure, or is planted in an area unsuitable to its' growth.
      • you are not committed to paying for treatments for the tree's lifespan.
      • the tree is already too damaged by EAB. Treating the tree with insecticide will kill EAB, but will not save your tree if there is already too much damage. 
  3. If you decide to treat your ash tree...
    • Click here to find more information on EAB insecticide options.
  4. Call the Department of Safety & Inspections for a current list of Saint Paul Licensed Tree Care Companies at (651)-266-8989.
    • ​​These companies are licensed by the city to ensure they have the proper insurance coverage and certification requirements. 
    • Most of these companies are able to either remove or treat your tree.
    • It is recommended to get at least two or three quotes for work as costs can vary.
  5. Consider planting a new tree in your yard.

Note that there is a quarantine regulating the movement of ash wood (logs, brush, etc.) between infested and non-infested counties in order to slow the spread of EAB. Click here for more information on quarantine boundaries and regulations.