Fall Panicum

Fall Panicum

Panicum dichotomiflorum Michx.

Poaceae (Grass Family)

▲ ▼ mature plants

▲ ▼ panicle inflorescence

▲ ▼ thick, rounded to oval spreading stem bases

▲ drying plant in fall

Fall Panicum:

warm-season, annual grass; also called panic grass
has semi-spreading to upright growth habit, 1-3’ tall
has open panicle, with flowers/seeds only toward tips of flower branchlets
prefers deep, fertile, moist soils, but adaptable
has deep, aggressive root system; hard to pull or till mature plants
prefers acid and moist soils (other names for it are swamp grass and sour grass)
is a problem in corn, soybeans, cotton, vegetables and other summer annual crops