Identification guides

Weed Seedling Guide (2nd Edition)

Early identification of grass and broad-leaved weeds saves time and money. This coil-bound, pocket-size Weed Seedling Guide – 2nd Edition helps producers and others correctly identify weed seedlings.

Weed seedlings are organized by cotyledon (seed-leaf) shape to make identification easier. The book also has:

  • seed-leaf shape drawings
  • full-colour weed seedling images
  • table of commonly confused weeds
  • helpful glossary of terms
  • 90 pages


Copies of this book may be purchased for $10 by:

Weeds of the Prairies

Weeds of the Prairies is a comprehensive field guide to the common weeds across the Canadian prairie provinces. This book details 112 weeds with colour photos at different growth stages.

The book includes:

  • weeds colour-coded by flower colour for easy reference
  • full index by each of common, scientific or family name
  • charts on life cycle and habitat
  • maps to show spread of weeds
  • opening section on weed identification
  • handy coil binding lets book open out flat to work with in the field


Copies of this book may be purchased for $25 by:


The intent of these posters were for public awareness in county and municipal offices across the province. Distribution of posters is planned throughout the summer of 2012.

Links to 4 posters useful in identifying weeds of concern in Alberta:


Alberta Pest Surveillance System: 310-APSS (2777)

For more contact options, see the Ag-Info Centre.