Blades yellowish-green. Bristles yellowish. Spikelets 3-3.4 mm. 2n = 36, 72.
Setaria pumila subsp. pumila is a European adventive that has become a common weed in lawns and cultivated fields throughout temperate North America.
……
Indiana Coefficient of Conservatism: C = null, non-native
Wetland Indicator Status: FACU