The Corporation of Norfolk County intends to control invasive woody shrubs by applying pesticide along all county rural roadsides.

Targeted invasive woody species include:

  • European Black Alder (Alnus Glutinosa sp.);
  • Autumn Olive (Elaeagnus umbellate);
  • Russian Olive (Elaeagnus angustifolia);
  • Common Buckthorn (Rhamnus cathartica);
  • Glossy Buckthorn (Frangula alnus);
  • Japanese Barberry (Berberis thunbergia);
  • Multiflora Rose (Rosa multiflora);
  • Norway Maple (Acer platanoides);
  • Red Pine (Pinus resinosa);
  • Scots Pine (Pinus sylvestris);
  • Amur Honeysuckle (Lonicera maackii);
  • Morrow Honeysuckle (Lonicera morrowii);
  • Tatarian Honeysuckle (Lonicera tatarica);
  • Lilac (Syringa vulgaris).

Treatment will be completed using the following pesticide registered under the Pest Control Products Act (Canada):

  • Garlon RTU Herbicide (PCP Registration No. 29334), containing the active ingredient Triclopyr, present as butoxyethyl ester.

This work is being done under the Public Works exception of the Cosmetic Ban for the promotion of public health and safety.

Pesticide use is scheduled to begin on September 26th, 2022 and will be completed by December 31st, 2022. The dates are approximate and weather permitting.


For further information please contact:

Devin Hunter, C.E.T., CMM III

Director, Roads

519-426-5870 x. 1110

Collect calls will be accepted