Council protein and digestibility requirements for sheep for which it has been suggested as good summer feed. It is a good bio-monitor of iron, manganese and zinc in atmospheric pollutants. Status Tansy ragwort is a non-native, invasive terrestrial forb listed as noxious, prohibited, or banned in nine states. Weediness This plant may be weedy or invasive in some regions or habitats and may displace desirable vegetation if not properly managed. Consult with your local NRCS Field Office, Cooperative Extension Service office, state natural Plant Guide resource, or state agriculture department regarding its status and use. Additional weed information is availabl
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