Native to: Africa
A large non-native grass. Earliest Florida specimen available vouchered in 1933.
Habit: Robust, densely-tufted perennial grass to 3 m tall. Rhizome may bear hairy reduced-leaf remnants. Stem stout, erect, glabrous to hairy, nodes often densely hairy.
Leaves: Leaf sheath glabrous to stiff-hairy, often with dense patches of hair at junction with leaf blade. Ligule membranous, to 6 mm long. Leaf blade flat, linear, to 90 cm long and 3.5 cm wide, glabrous to softly or coarsely hairy on upper surface, margin may be rough to the touch.
Flowers: many-branched, erect or slightly nodding panicle, to 60 cm tall and 20 cm wide, with 3-7 whorled lower branchlets.
Spikelets: clustered on branchlets, short stalked, to 4 mm long, green to purplish, oblong, blunt-tipped or slightly pointed, glabrous or slightly hairy, first glume 1/3 length of spikelet, second glume equal length to spikelet, upper floret fertile, developing a dull, white seed.
Distribution in Florida: throughout
Can be found in mesic flatwoods, coastal strand, maritime hammock, xeric hammock, sandhill, scrub, pine rockland.
Decontaminate vehicles, equipment, and gear when working or recreating in infested areas.
3-5% Glyphosate foliar, Glyphosate 2% plus Imazapyr 0.5%, or Imazapyr 1-2% yield similar results, retreat at 2-4, 3-5, 4-6 months respectively. Consult your local UF IFAS Extension for further assistance with management recommendations.