Camelthorn control

Page last updated: Wednesday, 19 September 2018 - 12:27pm

Control methods for camelthorn (Alhagi maurorum) a declared pest in Western Australia.

Information about this pest can be found on the camelthorn: declared pest page.

Chemical requirements

When using any agricultural chemicals please ensure that you always follow instructions on the label and any permit. Users of agricultural chemical products must always strictly comply with the directions on the label and the conditions of any permit. To view permits or product labels go to the Australian Pesticides and Veterinary Medicines Authority website.

Chemical control options

Chemical control options can be found below. For other methods of control please refer to the aquatic weed control page, and the declared plant control handbook.

Recommended herbicides

When actively growing:

  • Picloram + triclopyr;
  • Picloram + 2,4-D amine                  

Herbicide: Picloram + triclopyr (Group I) (various trade names: see APVMA link)

Active ingredient

100g/L picloram + 300g/L triclopyr

Rate of dilution for spot spraying

1:100

Rate of product/10L water

100mL

Rate of product/ha

Not recommended

Time of application

When actively growing

Remarks

  • 2L/plant of 1:80 Grazon™ DS in water mix injected up to 1m into soil at base of plant has proved effective (Kalgoorlie recommendation).
  • Application to moist soil or followed by rain more effective.

Herbicide: Picloram +  2,4-D amine (Group I) (various trade names: see APVMA link)

Active ingredient

75g/L picloram + 300g/L 2,4-D

Rate of dilution for spot spraying

1:75

Rate of product/10L water

150mL

Rate of product/ha

Not recommended

Time of application

When actively growing

Remarks

  • Application to moist soil or followed by rain more effective.
  • Regular treatment using 1:100 glyphosate has been effective to control infestations in residential blocks around Kalgoorlie.
  • Tordon™ 2g granules @ 5g/m2 would also be effective if spraying was not an option because of droplet drift onto nearby susceptible plants.

Contact information

Pest and Disease Information Service (PaDIS)
+61 (0)8 9368 3080