QUICK IDENTIFICATION
- Stems reddish-purple
- Crushed leaves strongly aromatic; furry on the underside and smooth above
- Bright yellow button-flower clusters
- Height 1 to 6 feet
Weed Pictures
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| Type | Information |
|---|---|
| Toxicity | Can cause abortions in humans if ingested; will cause liver damage in some livestock, but it is largely palatable. |
| Control | Mechanical and herbicide. Contact your County Weed District or local Applicator for more information. |
| Habitat | Full sun and moist habitats along stream banks, irrigation ditches, trails and roadsides, lawns and gardens, waste areas, vacant lots and pastures. |
| Root | Extensive, spreading root system. |
| Leaf Shape | Alternate on stem and fern-like. |
| Lifespan | Perennial; two years or longer. |
| Priority 2B Weed | Abundant in Montana and widespread in many counties. |
| Similar Looking Plants | Tansy ragwort and camphor tansy. |
| Important Information | Often still planted and cultivated as an ornamental. Also can be used as a natural insect repellent. |
