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Cynodon dactylon

Couch Grass at Griffith, ACT

Cynodon dactylon at Griffith, ACT - 3 Apr 2019
Cynodon dactylon at Griffith, ACT - 3 Apr 2019
Cynodon dactylon at Griffith, ACT - 3 Apr 2019
Cynodon dactylon at Griffith, ACT - 3 Apr 2019
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Identification history

Cynodon dactylon 22 Jul 2019 MichaelBedingfield
Cynodon dactylon 22 Jul 2019 MichaelBedingfield
Cenchrus clandestinus 4 Apr 2019 MichaelBedingfield
Unidentified 3 Apr 2019 ianandlibby1

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User's notes

spreading tuberous root, some form of couch grass, creating thick mass

2 comments

   22 Jul 2019
Hi Libby
Sorry about that. I should have requested a photo of the seed or flower head.
It was good to meet up yesterday on your block.
ianandlibby1 wrote:
   23 Jul 2019
Thanks Michael it was a treat for us to be learning from you! I will update the sighting to add the seed head now out. This will be a lifelong challenge to eradicate!

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Nearby sightings

Page 1 of 5 - image sightings only

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Amorbus sp. (genus) (Eucalyptus Tip bug) at Griffith Woodland (GRW) - 27 Feb 2024 by JodieR
Amorbus sp. (genus) (Eucalyptus Tip bug) at Griffith Woodland (GRW) - 27 Feb 2024 by JodieR
Gminatus australis (Orange assassin bug) at Griffith Woodland (GRW) - 27 Feb 2024 by JodieR
Amorbus sp. (genus) (Eucalyptus Tip bug) at Griffith Woodland (GRW) - 27 Feb 2024 by JodieR
Apiformes (informal group) (Unidentified bee) at Griffith Woodland (GRW) - 27 Feb 2024 by JodieR
Amorbus sp. (genus) (Eucalyptus Tip bug) at Griffith Woodland (GRW) - 27 Feb 2024 by JodieR
Simosyrphus grandicornis (Common hover fly) at Griffith Woodland (GRW) - 27 Feb 2024 by JodieR
Mordellidae (family) (Unidentified pintail or tumbling flower beetle) at Griffith Woodland (GRW) - 27 Feb 2024 by JodieR
Harmonia conformis (Common Spotted Ladybird) at Griffith Woodland (GRW) - 27 Feb 2024 by JodieR
Ceratopogonidae (family) (Biting Midge) at Griffith Woodland (GRW) - 27 Feb 2024 by JodieR
Oncocoris geniculatus (A shield bug) at Griffith Woodland (GRW) - 27 Feb 2024 by JodieR
Simosyrphus grandicornis (Common hover fly) at Griffith Woodland (GRW) - 27 Feb 2024 by JodieR
Aphididae (family) (Unidentified aphid) at Griffith Woodland (GRW) - 27 Feb 2024 by JodieR
Oncocoris sp. (genus) (A stink bug) at Griffith Woodland (GRW) - 27 Feb 2024 by JodieR
Chrysonoma fascialis (A concealer moth) at Griffith Woodland (GRW) - 27 Feb 2024 by JodieR
Lasioglossum (Chilalictus) sp. (genus & subgenus) (Halictid bee) at Griffith Woodland (GRW) - 27 Feb 2024 by JodieR
Thysanoptera (order) (Thrips) at Griffith Woodland (GRW) - 27 Feb 2024 by JodieR
Calyptrate (subsection) (Unidentified house-flies, blow-flies and their allies) at Griffith Woodland (GRW) - 27 Feb 2024 by JodieR
Lasioglossum (Homalictus) sp. (genus & subgenus) (Furrow Bee) at Griffith Woodland (GRW) - 27 Feb 2024 by JodieR
Nysius vinitor (Rutherglen bug) at Griffith Woodland (GRW) - 27 Feb 2024 by JodieR
Lasioglossum (Homalictus) sp. (genus & subgenus) (Furrow Bee) at Griffith Woodland (GRW) - 27 Feb 2024 by JodieR
Zizina otis (Common Grass-Blue) at Griffith Woodland (GRW) - 27 Feb 2024 by JodieR
Nysius vinitor (Rutherglen bug) at Griffith Woodland (GRW) - 27 Feb 2024 by JodieR
Utetheisa pulchelloides (Heliotrope Moth) at Griffith Woodland (GRW) - 27 Feb 2024 by JodieR
Braconidae (family) (Unidentified braconid wasp) at Griffith Woodland (GRW) - 27 Feb 2024 by JodieR
Muscoidea (super family) at Griffith Woodland (GRW) - 27 Feb 2024 by JodieR
Ichneumonoidea (Superfamily) (A species of parasitic wasp) at Griffith Woodland (GRW) - 27 Feb 2024 by JodieR
Diptera (order) (Fly - Unidentified) at Griffith Woodland (GRW) - 27 Feb 2024 by JodieR
Scopula rubraria (Reddish Wave, Plantain Moth) at Griffith Woodland (GRW) - 27 Feb 2024 by JodieR
Zizina otis (Common Grass-Blue) at Griffith Woodland (GRW) - 27 Feb 2024 by JodieR
Zizina otis (Common Grass-Blue) at Griffith Woodland (GRW) - 27 Feb 2024 by JodieR
Junonia villida (Meadow Argus) at Griffith Woodland (GRW) - 27 Feb 2024 by JodieR
Apis mellifera (European honey bee) at Griffith Woodland (GRW) - 27 Feb 2024 by JodieR
Chauliognathus lugubris (Plague Soldier Beetle) at Griffith Woodland (GRW) - 24 Feb 2024 by BrendanG
Acari (informal subclass) (Unidentified mite) at Griffith Woodland (GRW) - 24 Feb 2024 by BrendanG
Lasioglossum (Chilalictus) sp. (genus & subgenus) (Halictid bee) at Griffith Woodland (GRW) - 24 Feb 2024 by BrendanG
Harmonia conformis (Common Spotted Ladybird) at Griffith Woodland (GRW) - 11 Feb 2024 by JodieR
Chironomidae (family) (Non-biting Midge) at Griffith Woodland (GRW) - 11 Feb 2024 by JodieR
Pollanisus (genus) (A Forester Moth) at Griffith Woodland (GRW) - 11 Feb 2024 by JodieR
Chironomidae (family) (Non-biting Midge) at Griffith Woodland (GRW) - 11 Feb 2024 by JodieR
Tolpis barbata (Yellow Hawkweed) at Griffith Woodland (GRW) - 11 Feb 2024 by JodieR
Eirone sp. (genus) (A flower wasp) at Griffith Woodland (GRW) - 11 Feb 2024 by JodieR
Scopula rubraria (Reddish Wave, Plantain Moth) at Griffith Woodland (GRW) - 11 Feb 2024 by JodieR
Hippodamia variegata (Spotted Amber Ladybird) at Griffith Woodland (GRW) - 11 Feb 2024 by JodieR
Chauliognathus lugubris (Plague Soldier Beetle) at Griffith Woodland (GRW) - 11 Feb 2024 by JodieR
Amorbus sp. (genus) (Eucalyptus Tip bug) at Griffith Woodland (GRW) - 11 Feb 2024 by JodieR
Nacoleia rhoeoalis (Spilomelinae) at Griffith Woodland (GRW) - 11 Feb 2024 by JodieR
Heliocosma (genus - immature) (A tortrix or leafroller moth) at Griffith Woodland (GRW) - 11 Feb 2024 by JodieR
Idaea philocosma (Flecked Wave) at Griffith Woodland (GRW) - 11 Feb 2024 by JodieR
Apis mellifera (European honey bee) at Griffith Woodland (GRW) - 11 Feb 2024 by JodieR
Scopula rubraria (Reddish Wave, Plantain Moth) at Griffith Woodland (GRW) - 11 Feb 2024 by JodieR
Zizina otis (Common Grass-Blue) at Griffith Woodland (GRW) - 11 Feb 2024 by JodieR
Mutusca brevicornis (A broad-headed bug) at Griffith Woodland (GRW) - 11 Feb 2024 by JodieR
Rutilia (Rutilia) sp. (genus & subgenus) (Bristle fly) at Griffith Woodland (GRW) - 11 Feb 2024 by JodieR
Calliphora vicina (European bluebottle) at Griffith Woodland (GRW) - 11 Feb 2024 by JodieR
Oxyopes sp. (genus) (Lynx spider) at Griffith Woodland (GRW) - 11 Feb 2024 by JodieR
Chalcidoidea (superfamily) (A gall wasp or Chalcid wasp) at Griffith Woodland (GRW) - 11 Feb 2024 by JodieR
Helicoverpa (genus) (A bollworm) at Griffith Woodland (GRW) - 11 Feb 2024 by JodieR
Simosyrphus grandicornis (Common hover fly) at Griffith Woodland (GRW) - 11 Feb 2024 by JodieR
Scopula rubraria (Reddish Wave, Plantain Moth) at Griffith Woodland (GRW) - 11 Feb 2024 by JodieR
Simosyrphus grandicornis (Common hover fly) at Griffith Woodland (GRW) - 11 Feb 2024 by JodieR
Ocybadistes walkeri (Green Grass-dart) at Griffith Woodland (GRW) - 28 Jan 2024 by JodieR
Ichneumonoidea (Superfamily) (A species of parasitic wasp) at Griffith Woodland (GRW) - 28 Jan 2024 by JodieR
Calliphora vicina (European bluebottle) at Griffith Woodland (GRW) - 28 Jan 2024 by JodieR
Muscidae (family) (Unidentified muscid fly) at Griffith Woodland (GRW) - 28 Jan 2024 by JodieR
Nacaduba biocellata (Two-spotted Line-Blue) at Griffith Woodland (GRW) - 28 Jan 2024 by JodieR
Grapholita zapyrana (A tortrix moth) at Griffith Woodland (GRW) - 28 Jan 2024 by JodieR
Dindymus circumcinctus (Bordered harlequin bug) at Griffith Woodland (GRW) - 28 Jan 2024 by JodieR
Apis mellifera (European honey bee) at Griffith Woodland (GRW) - 28 Jan 2024 by JodieR
Chauliognathus lugubris (Plague Soldier Beetle) at Griffith Woodland (GRW) - 28 Jan 2024 by JodieR
Lasioglossum (Chilalictus) sp. (genus & subgenus) (Halictid bee) at Griffith Woodland (GRW) - 28 Jan 2024 by JodieR
Lasioglossum (Chilalictus) sp. (genus & subgenus) (Halictid bee) at Griffith Woodland (GRW) - 28 Jan 2024 by JodieR
Lasioglossum (Chilalictus) sp. (genus & subgenus) (Halictid bee) at Griffith Woodland (GRW) - 28 Jan 2024 by JodieR
Acrida conica (Giant green slantface) at Griffith Woodland (GRW) - 28 Jan 2024 by JodieR
Lucia limbaria (Chequered Copper) at Griffith Woodland (GRW) - 28 Jan 2024 by JodieR
Dasytinae (subfamily) (Soft-winged flower beetle) at Griffith Woodland (GRW) - 28 Jan 2024 by JodieR
Lasioglossum (Chilalictus) sp. (genus & subgenus) (Halictid bee) at Griffith Woodland (GRW) - 28 Jan 2024 by JodieR
Lasioglossum (Chilalictus) sp. (genus & subgenus) (Halictid bee) at Griffith Woodland (GRW) - 28 Jan 2024 by JodieR
Lasioglossum (Chilalictus) sp. (genus & subgenus) (Halictid bee) at Griffith Woodland (GRW) - 28 Jan 2024 by JodieR
Aporocera (Aporocera) speciosa (Leaf Beetle) at Griffith Woodland (GRW) - 28 Jan 2024 by JodieR
Taractrocera papyria (White-banded Grass-dart) at Griffith Woodland (GRW) - 28 Jan 2024 by JodieR
Lasioglossum (Chilalictus) lanarium (Halictid bee) at Griffith Woodland (GRW) - 28 Jan 2024 by JodieR
Lasioglossum (Chilalictus) lanarium (Halictid bee) at Griffith Woodland (GRW) - 28 Jan 2024 by JodieR
Hippodamia variegata (Spotted Amber Ladybird) at Griffith Woodland (GRW) - 14 Jan 2024 by JodieR
Calliphora stygia (Brown blowfly or Brown bomber) at Griffith Woodland (GRW) - 14 Jan 2024 by JodieR
Apiformes (informal group) (Unidentified bee) at Griffith Woodland (GRW) - 14 Jan 2024 by JodieR
Culladia cuneiferellus (Crambinae moth) at Griffith Woodland (GRW) - 14 Jan 2024 by JodieR
Apiformes (informal group) (Unidentified bee) at Griffith Woodland (GRW) - 14 Jan 2024 by JodieR
Iridomyrmex sp. (genus) (Ant) at Griffith Woodland (GRW) - 14 Jan 2024 by JodieR
Hylaeus (Prosopisteron) sp. (genus & subgenus) (Masked Bee) at Griffith Woodland (GRW) - 14 Jan 2024 by JodieR
Lasioglossum (Chilalictus) sp. (genus & subgenus) (Halictid bee) at Griffith Woodland (GRW) - 14 Jan 2024 by JodieR
Apiformes (informal group) (Unidentified bee) at Griffith Woodland (GRW) - 14 Jan 2024 by JodieR
Mordella sp. (genus) (Pintail or tumbling flower beetle) at Griffith Woodland (GRW) - 14 Jan 2024 by JodieR
Lasioglossum (Homalictus) sp. (genus & subgenus) (Furrow Bee) at Griffith Woodland (GRW) - 14 Jan 2024 by JodieR
Apiformes (informal group) (Unidentified bee) at Griffith Woodland (GRW) - 14 Jan 2024 by JodieR
Calliphora augur (Lesser brown or Blue-bodied blowfly) at Griffith Woodland (GRW) - 14 Jan 2024 by JodieR
Diptera (order) (Fly - Unidentified) at Griffith Woodland (GRW) - 14 Jan 2024 by JodieR

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Location information

Sighting information

  • > 10,001 Abundance
  • 3 Apr 2019 09:14 AM Recorded on
  • ianandlibby1 Recorded by

Additional information

  • 10cm to 30cm Plant height

Species information

  • Cynodon dactylon Scientific name
  • Couch Grass Common name
  • Not Sensitive
  • Cosmopolitan
  • Minor Weed or Pest
  • Up to 1004m Recorded at altitude
  • 75 images trained Machine learning
  • In flower
  • External link More information

Record quality

  • Images or audio
  • More than one media file
  • Verified by an expert moderator
  • Nearby sighting(s) of same species
  • GPS evidence of location
  • Description
  • Additional attributes
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