American burnweed (Erechtites hieracifolia) is a native summer annual plant. It is also called fireweed or pilewort.
Height may range from 1 1/2 - 10 feet, alternate leaves with toothed margins, feathery white seedheads are a key identifying feature
Reproduces by seed that is wind dispersed
Conditions that favor growth
Pastures, open fields and can show up in home landscapes