Public Notice of Pesticide Use

The County of Wellington intends to control noxious weeds along the following County roadsides under their jurisdiction CR’s 1-12, 14-17, 19, 45, 86, 87, 109 and 123 within the Township of Mapleton, Township of Wellington North, Town of Minto and in the Township of Centre Wellington.

The following pesticides registered under the Pest Control Products Act (Canada) will be used:

  • ClearView Herbicide (Registration Number 29752), which contains the active ingredients Aminopyralid (present as potassium salt), and Metsulfuron – methyl, in combination with Gateway Adjuvant (Registration Number 31470), which contains the active ingredients Paraffinic Oil, and Alkoxylated alcohol non-ionic surfactants.
  • Navius FLEX Herbicide (Registration Number 30922), which contains the active ingredients Metsulfuron – methyl and Aminocyclopyrachlor in combination with Hasten NT Ultra Spray Adjuvant (Registration Number 31760), which contains the active ingredients Methyl and ethyl oleate (esterified vegetable oil). 

Commencing, May 19, 2025 (weather permitting) and ending June 30, 2025.

Pesticide use to control noxious weeds is in accordance with the exception to the cosmetic pesticide ban in subsection 7.1 (2) of the Pesticides Act for the promotion of public health or safety.

For information call collect:

County of Wellington
Joe de Koning, Manager of Roads
1.800.663.0750 ext 2270

Brad Hutchinson, Roads Superintendent
1.866.799.4166

or

Steve Ford, Green Stream
1.905.510.1229

Attachments:

2025 ANA County of Wellington

2025 County of Wellington Letter to Director

2025 County of Wellington Public Notice of Pesticide Use

County of Wellington Weed Spray - North Section Map