Ministry of Agriculture, Food and Rural Affairs

Publication 505, Ontario Weeds

Ontario Weeds - Publication 505
Order #505, Agdex 640, Price $15.00

This publication is currently out of print. OMAFRA staff are considering how best to address this issue. In the meantime, the Ontario Weeds web site is an ever-growing knowledge base of weed information which you may find very helpful.

An excellent reference to identify weeds found across Ontario. Includes detailed botanical descriptions, line drawings, colour plates and key to guide you through accurate identifications. Descriptions of more than 315 species from 25 families of weedy plants are included. Used for over 40 years as the premier resource to identify weeds in Ontario.