Department Header For Noxious Weed Division
Yellowstone County, Montana
Noxious Weed
Weed Information Contact Department

Meadow Hawkweed Complex
(Hieracium pratense, H. floribundum, H. piloselloides)


Meadow Hawkweed Complex

Photo by Tom Whitson, Roy Reichenbach

Produced by Wyoming Weed & Pest Council in cooperation with Sandoz Crop Protection Corp.

Meadow Hawkweed Complex 1

Meadow Hawkweed Complex 2

Meadow Hawkweed Complex 3

Meadow Hawkweed Complex 4

Meadow Hawkweed Complex 5

Meadow Hawkweed Complex 6

Photos from Montana Weed Control Association

Growth Habit: Orange Hawkweed and three yellow-petaled invasive, reproducing by seed, rhizomes, stolons, and adventitious root buds.

Leaves: Basal rosettes have hairy, narrow, spatula-shaped leaves that are dark green to light green.

Stem: rosette can produce 10 to 25 flowering stems that can grow up to 3 feet tall. The stems are covered with short stiff hairs.

Flower: five to 30 bright yellow dandelion - like flowers.

Roots: rhizomes, stolons, and adventitious root buds.


Reproduction: reproduce by seeds, stolons, rhizomes, and adventitious root buds.

Habitat: pastures and rangelands

Biological Controls: