Invasive Hawkweeds (Watch list weeds)
- Orange Hawkweed
- Hieracium aurantiacum
- Yellow (Meadow) Hawkweed
- Hieracium caespitosum
- Asteraceae (Sunflower family)
Invasive hawkweeds are European perennial herbs that invade grassy areas. Infestations are numerous in the Pacific Northwest, and some yellow hawkweed and orange hawkweed infestations occur in and around Yellowstone and Grand Teton National Parks in Wyoming. If found in Fremont County, report these weeds to your local weed and pest office.
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