Common Broomweed, Prairie Broomweed

[Amphiachyris dracunculoides (DC.) Nutt.]

[formerly Gutierrezia dracunculoides (DC.) S. F. Blake]

Asteraceae (Aster Family)

 

young plants ▲▼

young mature plants ▲

flowering plants ▲▼

flowering plants ▲▼

flower detail ▲▼

mature plant after flowering ▲

population of common broomweed along rocks along roadside in Missouri▲

Common Broomweed: (not in Weeds of the Great Plains, nor Weeds of the Northeast)

·         much branched, annual with “tree-shaped growth habit”  (single stem below, much-branched in top portion)

·         has linear, medium to light-green leaves with slightly toothed, rolled-under margins

·         tiny, yellow flower-heads at the end of branches in late summer to early fall

·         grows 12-36” tall and may be toxic to livestock, if grazed, but animals usually resist grazing

Control:

·         cutting, burning, tilling, post-emergent herbicides