In progress City project

2022 Aerial Spray Program

The City of Mississauga is conducting an aerial spray to manage high-population levels of LDD (Lymantria dispar dispar) in the city.

Find latest information about this year’s Aerial Spray Program

Learn more


The City will conduct the spray during the seasonal spray window, approximately between April 25 to June 12, 2022, between 5 and 7:30 a.m.

Get informed

In advance of the spray, the City will inform residents of specific areas of the flight path, treatment plan and any other relevant information.

To get updates and learn more about this program visit

If you have any questions, email us at link) or call 311 (or 905-615-4311).

Stay informed

Sign up to receive project updates.
View all projects