The Canadian Weed Science Society / Société Canadienne de Malherbologie is made up of professionals from university, government, and industry who specialize in research, teaching, extension, and regulation of weed-related topics. This year, CWSS-SCM will be holding its 73rd annual meeting November 18th to 21st, 2019 at the Delta Hotels by Marriott Grand Okanagan Resort, Kelowna, British Columbia. 


The theme of this years’ plenary session is ‘New Ways of Thinking About Weed Management’. The 2019 program will explore Indigenous views on invasive weed management, aquatic weed management, biocontrol methods in weed management, using deeper learning to look at weeds, the effects of glyphosate on soil microbes, exploring the politics of pesticides and methods to bridge the gap between modern agriculture and consumers. In addition to the plenary sessions, the conference will include concurrent sessions on weed management, a glyphosate workshop, graduate student presentations, poster presentations and commercial exhibits.


Important Deadlines




October 1, 2019

Scholarships and Awards deadlines:

  • Graduate Student Scholarships

  • CWSS-SCM Outstanding Industry Member Award

  • Excellence in Weed Science Award

  • CWSS-SCM Fellow

  • CWSS-SCM Meritorious Service

  • Excellence in Weed Extension Award

October 1, 2019

Title submission deadline for all presentations including graduate student presentations and posters

October 30, 2019

The last day for reserving rooms in the Delta Grand Room Block for conference rates

October 28, 2019

Early registration ends

90% of fee returned if cancellation received by October 28, 2019; no refund if notification received after October 28, 2019 but registration can be transferred to another individual from the same organization

October 28, 2019

Abstract submission deadline for all presentations including graduate student presentations, reports, and posters

October 28, 2019

Photo contest deadline


November 18-21 2019

Delta Hotels by Marriott Grand Okanagan Resort
1310 Water Street
Kelowna, British Columbia
Canada, V1Y 9P3

August 14, 2019 03:00 EDT to November 15, 2019 03:00 EST
August 9, 2019 03:00 EDT to October 29, 2019 03:00 EDT
August 9, 2019 03:00 EDT to October 29, 2019 03:00 EDT
Contact organizers