Canada’s medical marijuana growers will have to start testing all their products for unauthorized pesticides, says Health Canada, stepping up the government’s response to concerns about tainted marijuana.
The policy was announced Friday night as the department released test results that showed another marijuana producer, Ontario-based Peace Naturals Project Inc., had a plant test positive for a pesticide ingredient not approved for use on cannabis. Peace Naturals identified the source of the problem as cross-contamination from a product used to sanitize a plant harvest room.
On Tuesday, Gatineau’s The Hydropothecary Corporation voluntarily suspended sales after Health Canada informed the company that myclobutanil, an unapproved pesticide, had been found on plant leaves.
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