UACES Facebook Johnsongrass
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Johnsongrass Clump
Johnsongrass Leaf Sheath
Johnsongrass Ligule
Johnsongrass Midrib
Johnsongrass Seedheads
Johnsongrass Seedling
Johnsongrass Stem

About Johnsongrass

  • Warm-season perennial grass.
  • Found statewide;.
  • Readily grazed and productive.
  • Is often a weedy invader in other forages.
  • Can cause prussic acid poisoning when wilted from frost or drought.
  • Can accumulate toxic levels of nitrate if over-fertilized with nitrogen or litter.