Attention RMs and Producers: Last Date for Sale and Use of Strychnine

The Pest Management Regulator Agency (PMRA) has deregistered Strychnine. Based on the date of the deregistration, the last date of sale of Strychnine is March 4, 2022. Sale of Strychnine after this date is prohibited by federal statute.

As well, the date of last use of Strychnine is March 4, 2023. Any remaining stocks of Strychnine should be used before that date; after this date, unused Strychnine will require disposal in an environmentally safe manner. For additional information on farm chemical disposal, please contact the Ag knowledge Centre at 1-866-457-2377.

Further information about the PMRA decision on the use of Strychnine for Richardson's Ground Squirrels is available on the Government of Canada website: