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DaisyOnopordum acanthium

Scotch Thistle at Callum Brae

2 images

Onopordum acanthium at Callum Brae - 12 Oct 2015
Onopordum acanthium at Callum Brae - 12 Oct 2015

Identification history

Daisy Onopordum acanthium 17 Oct 2015 MichaelMulvaney
Daisy Onopordum acanthium 12 Oct 2015 Mike

Author's notes

Large patches under trees. Shows attack by introduced weevils.

1 comment

   17 Oct 2015
The photo of the leaf shows stem boring weevils at work, they were first released to control Scotch and Illyrian thistle in 1993, they weaken the plant and reduce seed production rather than killing it outright. the beetle larvae do most of the damage

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Nearby Sightings

Page 1 of 1 pages - image sightings only 2099 0 10

Laetiporus portentosus at Callum Brae - 3 Mar 2019 Ocyphaps lophotes (Crested Pigeon) at Callum Brae - 3 Mar 2019 Iridomyrmex purpureus (Meat Ant) at Callum Brae - 27 Nov 2018 Platycercus elegans (Crimson Rosella) at Callum Brae - 11 Oct 2018 Ranunculus muricatus (Sharp Buttercup) at Callum Brae - 12 Oct 2015 Lixus cardui (Thistle Stem-borer Weevil) at Callum Brae - 12 Oct 2015 Pimelea curviflora (Curved Rice-flower) at Callum Brae - 20 Oct 2014 Silene gallica var. gallica (French Catchfly) at Callum Brae - 20 Oct 2014 Stackhousia monogyna (Creamy Candles) at Callum Brae - 8 Oct 2014 Pimelea curviflora (Curved Rice-flower) at Callum Brae - 22 Nov 2013
Laetiporus portentosus at Callum Brae - 3 Mar 2019
Ocyphaps lophotes (Crested Pigeon) at Callum Brae - 3 Mar 2019
Iridomyrmex purpureus (Meat Ant) at Callum Brae - 27 Nov 2018
Platycercus elegans (Crimson Rosella) at Callum Brae - 11 Oct 2018
Ranunculus muricatus (Sharp Buttercup) at Callum Brae - 12 Oct 2015
Lixus cardui (Thistle Stem-borer Weevil) at Callum Brae - 12 Oct 2015
Pimelea curviflora (Curved Rice-flower) at Callum Brae - 20 Oct 2014
Silene gallica var. gallica (French Catchfly) at Callum Brae - 20 Oct 2014
Stackhousia monogyna (Creamy Candles) at Callum Brae - 8 Oct 2014
Pimelea curviflora (Curved Rice-flower) at Callum Brae - 22 Nov 2013

Page 1 

Location

Location information

Species information

  • Not Sensitive
  • Exotic
  • Noxious or High Risk Weed or Pest

Sighting information

  • 1,001 - 10,000 Abundance
  • 12 Oct 2015 8:40 AM Recorded on
  • Mike Recorded by
  • Website Reported via
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