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Below you can find information about all the weeds regulated in the Alberta Weed Control Act. The information includes how these weeds can be identified and why they are regulated. 

To find a regulated weed faster, all weeds are separated into categories based on their regulatory designation, their growth form and the colour of their flower. 


Note: The following will only look up regulated weed species under the Alberta Weed Control Act; other plants or nuisance weeds are not included.

Use the advanced search to look up by Regulatory Designation ,Growth Form or Flower Colour.
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Weed Identification


In Edmonton: 311

Outside Edmonton: 780-442-5311


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