Alberta Invasive Plant Identification Guide
Alberta Invasive Plant Identification Guide
Alberta Invasive Plant Identification Guide
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• Information: Introduced from Europe, weed of pasture/forage. Also<br />
known as Teasel.<br />
• Life Cycle: Perennial.<br />
• Root: Taproot.<br />
• Leaves: Large, opposite, deeply divided, hairy.<br />
• Stems: Covered by coarse stiff hairs, covered with black dots. This is a<br />
tall plant growing up to 1.3m.<br />
• Flower: Pink terminal flower head.<br />
• Seed/Fruits: Hairy, pappus, small.<br />
• Toxicity:<br />
Scabious, field<br />
Knautia arvensis, Dipsacaceae (Teasel Family)<br />
Category: Noxious<br />
• Control: Chemical.<br />
www.anpc.ab.ca/wiki/index.php/Knautia_arvensis<br />
AIPC Fact sheet http://www.invasiveplants.ab.ca/Downloads/FS-FieldScabious.pdf<br />
<strong>Alberta</strong> Sustainable Resource Development<br />
70<br />
Wheatland County<br />
www.anpc.ab.ca/wiki/index.php/Knautia_arvensis