Phragmites (Phragmites australis)
Ecology and Natural History: Introduced phragmites is native to Europe. It’s initial introduction was accidental and likely from solid ballast. Later, it was intentionally introduced as a filler plant to stabilize shoreline. It is most likely to be found on disturbed sites. It can grow in damp ground or standing water. It is spread to new locations by seed. A stand can grow larger by rhizomes. One mature plant can produce as many as 2,000 seeds annually!