Paspalum distichum

Water couch

Other common names:

Knotgrass.

 

Description:

A coarse leafed grass which is widespread in higher rainfall areas within Australia; It is easily identified from its leaves radiating from a wide crown; Seed heads are sticky and fertile (ATRI, 1989).

  • Creeping perennial
  • Can grow up to 50 cm tall
  • Stolons can be dense forming a dense mat (turf-like)
  • Distinct V-shaped seedhead of two spikes. Rarely 3 or 4
  • Prefers wet conditions and heavy textured soils. Tolerates moderate frosts
  • Distributed within all states and territories within Australia.

 

Susceptible Turf:

Warm- and cool-season turfgrasses.

 

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: Physical removal of young plants and encouraging a thick turf sward/canopy which discourages seed germination.
  • Mechanical: Nil.

 

References:

Australian Turfgrass Research Institute (1989). Disease, Insect and Weed Control in Turf, 2nd edn, ATRI NSW, pp. 54.

 

Disclaimer:

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.

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