Kristen Obeid, OMAFRA Weed Management Specialist – Horticulture I’ve been getting a lot of questions on how well certain herbicides will work in our colder than normal weather. There is no question that cold weather will impact post emergent herbicide performance. Optimal temperatures are between 60 – 80 oF or (16 – 27 oC). Cold weather […]

via What to Expect from Herbicides in Cold Weather — ONvegetables