Notification of herbicide application for the control of invasive trees in your ward

By September 17, 2024Events, Parks, Ward 1

Upcoming herbicide application to control Tree-of-Heaven (Ailanthus altissima) beginning September 23rd at:

  • Cawthra Woods
  • Helen Molasy Park
  • Marie Curtis Park and,
  • Orchard Heights

Contractors working on behalf of the City, Brinkman and Associates Ltd., will apply Garlon (Tryclopyr) directly to the trees using a handheld/backpack sprayer to minimize impacts to plants in the surrounding area. Notification signs will be posted at all access points to the spray area at least 24 hours prior to treatment and will be removed no less than 48 hours after treatment. Treatment should be completed within 2 weeks, but the timelines may be extended as needed depending on weather conditions.

This work supports the City’s Invasive Species Management Program and improves the health of natural areas across the City.