News Resource Guides Weeds
Updated OMAFRA weed guide now available

The 2021 edition of Publication 75B, Guide to Weed Control: Hort Crops, is now available. Published annually by the Ontario Ministry of Agriculture, Food and Rural Affairs (OMAFRA) since 1947, it acts as a reference for producers.

The book details registered herbicides for weed control in vegetables, berries, tree fruit, nuts, grapes, ornamental and nursery crops. It is digitally available in its entirety here, and physical copies can be requested for $25 in English and in French. Orders are not being accepted by phone at this time.

For more information, visit the OMAFRA website.