forb, shrub, graminoid
June - October
1.3 - 4.3
Stems woody, bamboo like, leaf blades alternate along top half of stem, sheath smooth. Leaves 2 inches wide (one of only 12 grasses in eastern US with this trait). Stem beneath leaf is purple = native variety, if green = non-native variety. Similar to Spartina cynosuroides which has numerous spikes in inflorescence.
Provides fair to good forage and good nesting habitat for mottled ducks; cannot withstand heavy grazing.
Fresh and alkaline marshes, pond margins, ditches, swamps, wet shores, tolerant of salt, streams, and lake borders.
Good for shoreline stabilization.