Hyparrhenia hirta

Coolatai Grass at Lower Cotter Catchment

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Hyparrhenia hirta MichaelMulvaney 17 Apr 2024
Hyparrhenia hirta rangerjacko 17 Apr 2024

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4 comments

   17 Apr 2024
@Steve818 @ACTBioSecurity
Are you aware of this re-emergence at original ACT site?
   17 Apr 2024
Hi @MichaelMulvaney , yes, I understand from the Rangers that it has a surprisingly persistent seedbank. They keep doing follow up. I think some residual flupropanate herbicide with a soil binder to stop it washing away, might help. Mal Copelin from City Services knows the technique. I will ask the Cotter Rangers to talk to him. @rangerstacey can you please email Mal Copelin for the details of the binder product and how it is mixed with flupropanate.
   17 Apr 2024
@steve818 thanks for the info, I'll do that. Just two plants found today in our regular checks. I have encouraged my team to use CNM to help with their plant ID, hence the upload today.
   17 Apr 2024
Great that your team are doing follow-ups Stacey

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Location information

Sighting information

  • 2 Abundance
  • 17 Apr 2024 11:24 AM Recorded on
  • rangerjacko Recorded by

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Quality score 3 / 7
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