Media Release - SDG's Regional Roadside Weed Treatment Program

SDG’s Regional Roadside Weed Treatment Program

The Counties, Ontario As part of the Region’s vegetation management program, the County, and all the local Municipalities within SDG will be spraying noxious weeds with approved herbicides along pre-selected roads. 

The work is scheduled to start on Tuesday May 22nd and should be completed by June 30th; however the schedule and progress greatly depends on the weather conditions during this period.

Information about the program, roads that will be treated, how to erect “no spray” signs and daily updates can be found on the County website at

Quick Facts

  • The main purpose of the Weed Control Act, R.S.O. 1990, is to reduce the impact of noxious weeds on the industries of agriculture and horticulture. 
  • Wild Parsnip was added as a Provincial Noxious Weed in 2015.  SDG had designated Wild Parsnip as a Local Noxious Weed in 2013


“The program which will be undertaken targets unmaintained rural roadsides where the proliferation of these weeds can impact adjacent fieldsThe roads that have been selected for treatment are roads with the highest weed pressures”,

  • Benjamin de Haan, Director of Transportation and Planning Services, SDG




What does the Counties do for you?  SDG provides library services, regional economic development and tourism services, court services, land use planning, and vital transportation infrastructure – including the largest county road network in Ontario.  SDG administers county-wide policing.  SDG collaborates with community partners in providing emergency services, child care, public health, long-term care, and social assistance.