Site Accessibility Information Access Key 1 to Skip to Top Navigation Access Key 2 to Skip to the Three One One link Access Key 3 to Skip to City of Winnipeg Main Menu Access Key 4 to Skip to Left Navigation Menu Access Key 5 to Skip to Content area Access Key 6 to Skip to Right Sidebar content area Access Key 7 to Skip to Footer Links
City of Winnipeg
|  Link to the City of Winnipeg French websiteFrançais  |
Fire ban in effect for Winnipeg: Outdoor fires are prohibited, including fire pits, open fires, and the use of fireworks. Interdiction de faire du feu en vigueur à Winnipeg : Les feux de camp, les feux en plein air, les feux d’artifice et tous les autres types de feux à l’extérieur sont interdits.
COVID-19: City of Winnipeg response and latest updates on City facilities and services COVID-19 : Mesures prises par la Ville de Winnipeg et dernières nouvelles sur les installations et services municipaux
Insect Control

Tree Pest Caterpillar Spraying Schedule 2019

Tree Pest Caterpillar Control Program

Tree Pest Caterpillar treatment crews will only be treating selected streets within each IMA that have or are at risk of significant defoliation. Not all streets within an IMA will be treated.

IMAs to be sprayed will be announced at least 8 hours in advance of spraying operations.

The City of Winnipeg controls forest tent caterpillar and cankerworms on City-owned trees using the biological insecticide Foray® 48B (Foray® 48B Label / Foray® 48B SDS) or Bioprotec® CAF (Bioprotec® CAF Label / Bioprotec® CAF SDS) (Bacillus thuringiensis var. kurstaki - Btk).

Citizens can register for notifications using the following link: Tree Pest Caterpillar Control Program Notification

Spraying Schedule:

  • June 28, 2019 - Tree Pest Caterpillar Control Program Has Concluded
Areas to be treated Areas to be treated  
Areas previously treated Areas previously treated  





Click areas to zoom

Cankerworm Control Program Map
Tree Pest Caterpillar Control Program

  • Start Date: Sunday, May 26, 2019
  • End Date: Thursday, June 27, 2019

Previous Treatment Dates:

  • June 27th, 2019 - IMA 33
  • June 26th, 2019 - IMA 2 and 33
  • June 25th, 2019 - IMA 50 and 2
  • June 24th, 2019 - IMA 50
  • June 23rd, 2019 - IMA 4
  • June 20th, 2019 - IMA 8, 9 and 4
  • June 19th, 2019 - IMA 7 and 8
  • June 18th, 2019 - IMA 7
  • June 17th, 2019 - IMA 5 and 7
  • June 16th, 2019 - Weather Delay
  • June 14th, 2019 - IMA 39 and 5
  • June 13th, 2019 - IMA 47
  • June 12th, 2019 - IMA 47
  • June 11th, 2019 - IMA 32
  • June 10th, 2019 - IMA 30 and 32
  • June 9th, 2019 - IMA 31, 30 and 32
  • June 6th, 2019 - IMA 30
  • June 5th, 2019 - IMA 31 and 30
  • June 4th, 2019 - IMA 31
  • June 3rd, 2019 - IMA 31
  • June 2nd, 2019 - IMA 40
  • May 30th, 2019 - IMA 11 and 40
  • May 29th, 2019 - IMA 11
  • May 28th, 2019 - IMA 11
  • May 27th, 2019 - IMA 10 and 11
  • May 26th, 2019 - IMA 10

Last update: December 31, 2020
Contact Us
Bugline: 311
or 1-877-311-4WPG
Media inquiries: 204-986-6000
311@Winnipeg.ca

Administrative Office and Research Laboratory
1539 Waverley Street
Winnipeg MB R3T 4V7

Operations Base
3 Grey Street
Winnipeg MB R2L 1V2
Citizens' Information Service
Search by address
to find out your insect management area.

Was this information helpful?

How can we make this web page better?

Information collected will be used to improve our website. Do not use this form to submit a request for service or information because it will not be forwarded to departments for response. To submit a request for service or information, contact 311.

This form is not intended to collect personal information; however, any personal information you choose to include in your comments is collected by the City of Winnipeg under the authority of section 36(1)(b) of the Freedom of Information and Protection of Privacy Act for the purpose of improving our website and will not be used or disclosed for any other purposes, except as authorized by law. Contact the Corporate Access and Privacy Officer by mail (City Clerk’s Department, Susan A. Thompson Building, 510 Main Street, Winnipeg MB, R3B 1B9) or by telephone (311) if you have any questions about the collection of this information.

Ces renseignements sont-ils utiles?

Comment pourrait-on améliorer cette page Web?

Les renseignements recueillis serviront à l’amélioration de notre site Web. Prière de ne pas se servir de ce formulaire pour soumettre une demande de service ou de renseignements, car la demande ne sera pas transmise au service en question. Pour soumettre une demande de service ou de renseignements, veuillez communiquer avec le 311.

Le présent formulaire ne vise pas à recueillir des renseignements personnels. Cependant, les renseignements personnels que vous choisissez d’inclure dans vos commentaires sont recueillis par la Ville de Winnipeg en conformité avec l’alinéa 36(1)b) de la Loi sur l’accès à l’information et la protection de la vie privée dans le but d’améliorer son site Web et ne seront ni utilisés ni divulgués pour d’autres raisons, sauf dans les cas où cela est autorisé par la loi. Communiquez avec l’agent de l’accès à l’information et de la protection de la vie privée de la Ville par courrier au Bureau du greffier, immeuble Susan-A.-Thompson, 510, rue Main, Winnipeg (Manitoba) R3B 1B9, ou par téléphone au 311 si vous avez des questions sur la collecte de ces renseignements.