Course Offerings
If you are looking for a commercial pesticide license, please visit the Ontario Pesticide Certification and Training website.
Fee Increase Effective May 1, 2026
Grower Pesticide Safety Course: $145
Pesticide Vendor Certification Course: $245
On-Farm Instructor Course: $85
Farmer Assistant training: $30
Choose a certification option below:
- Course: An OPEP instructor teaches a course that includes an open-book test.
- Course - Separate Exam: If you want to challenge only the test in-person, choose a Course - Separate Exam. Separate Exam people will not receive instructor support, therefore studying is important. When registering, please indicate your choice on the form.
- Refresh and Write: Quick one hour presentation highlighting important changes in regulations and / or best management practices followed by the test. Studying prior to this course is essential. Suitable for people who are recertifying and those who are independent learners.
- Online : 5-day GPSC or 10-day PVCC "non live" online course is available on specific weeks throughout the year, see the list below. To see how this works, please watch the GPSC demonstration video or the PVCC demonstration video. The course is divided into modules containing assignments or quizzes that are completed at your own pace and on your schedule . All modules are available on the first day. It is recommended to complete one module per day with answers submitted by 11 pm. You can work ahead if you like. Once an assignment or test is submitted, you no longer have access to make changes to your answers.
- You must create a School of Continuing Studies (SCS) account. We will send you the link after you sign up below.
- SCS will send follow-up emails with instructions; please check your inbox, spam ,or junk folders.
- Account creation can take 3 days before becoming functional.
- If a SCS's account is NOT completed by the Wednesday before the start of the course, you will need to sign up for the next available date.
Sort the table to narrow your search by location ("online" or by county) and course type then click "Update Display". If your county/region is not listed, there are currently no offerings for your area. Please select a neighbouring county/region.
A detailed email will follow during business hours.
If you wish to pay by cheque, the payee is the 'University of Guelph' and mail to 'OPEP, University of Guelph Ridgetown Campus, 120 Main Street East, Ridgetown, ON N0P 2C0'. For assistance with a credit card payment, please call our office during business hours at 1-800-652-8573 (Ontario only) or 519-674-2230.