Echinochloa colona

Awnless barnyard grass

Other common names:




An annual tuft-forming weed, often branching from the base, can grow up to 10 cm tall. The inflorescence is compound with a distinct panicle of racemes. Leaf blades are smooth and can be green and red in colour. The weed seeds profusely providing a high seed bank within the soil.


Susceptible Turf:

Warm- and cool-season turfgrasses in all Australian states and territories except Tasmania. The weed is predominantly found in warmer climate.


Control options:

  • Pesticides: See available tabs below for registered products. Use as per label instructions.
  • Integrated Pest Management (IPM): Use a combination of approaches listed on this page.
  • Cultural: Weed control early to reduce chances of seeding. Hand weeding in chipping may be undertaken early.
  • Mechanical: Nil.



Turf Finder or its developer accepts with no responsibility for any consequences whatsoever resulting from the use of any information or product(s) listed herein. Products are to be applied as per label instructions.

Control Options



Pre-Emergent Herbicide



Pre-Emergent Herbicide