Hieracium spp.

orangehawkweed head.jpg

Orange Hawkweed

Mouseear Hawkweed

Mouseear Hawkweed

Yellow Hawkweed1
Yellow Hawkweed2

Hawkweeds - Most hawkweed species are hairy and have a milky latex in their stems.

Leaves: Most species will have basal leaves. Stem leaves can vary by subgenus. Leaves can be smooth, toothed, or lobed.

Flowers: Blooms typically May - Sep. Most non-native species will have yellow ray flowers, but some species can have orange flowers as well. Flowers looks similar to dandelion flowers.

Habitat: Typically found in fields, meadows, pastures, forest clearings, and disturbed areas like roadsides and abandoned farmland.

Weed Classification: B Designate

Why is it a Noxious Weed?

The plants are invasive, spread easily, and negatively impact rangelands and other habitats.

Hawkweed species can vary in appearance. There is an identification key in the control recommendations, but if you are having trouble, please let us know and we can help identify your plants.

Control Recommendations:

Identification Key

WA State Noxious Weed Board

PNW Pest Management Handbook

UC Davis Weed Report