QUICK IDENTIFICATION
- Pink to purple flowers resembling knapweed flowers
- Prickly leaves with a waxy surface
- Growth in clumps
- Height 2 to 5 feet
Video Information
Weed Pictures
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Type | Information |
---|---|
Toxicity | Non-toxic. |
Control | Cutting or mowing, biological, re-vegetation (competing crops) and herbicide. Contact your County Weed District or local Applicator for more information. |
Habitat | Wetter habitat or disturbed ground, including ditch banks, overgrazed pastures, tilled fields or abandoned sites. |
Root | Extensive vertical and creeping horizontal roots. |
Leaf Shape | Lance-shaped and shallow-lobed. |
Lifespan | Perennial; two years or longer. |
Priority 2B Weed | Abundant in Montana and widespread in many counties. |
Similar Looking Plants | Wavy leaf and bull thistles. |
Important Information | Hard to manage due to extensive nutrient stores and root systems; combinw integrated weed management (IWM) for effective control. The root system accounts for much of the re-establishment of the plant. |