REPORT THE PRESENCE OF THIS PEST BEFORE UNDERTAKING CONTROL |
Information about this pest can be found on the mesquite: 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 mesquite: what you should know page.
Recommended herbicides | When actively growing,basal bark spray and/or overall foliar spray
At any time
Small plants
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Herbicide: Access™ Herbicide (Group I) | |
Active ingredient | 240g/L triclopyr + 120g/L picloram |
Rates of dilution for spot spraying | 1:60 in distillate |
Amount of product/10L distillate | 160mL |
Time of application | When actively growing at all stages before pod formation |
Remarks |
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More information and other control methods |
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Herbicide: Triclopyr (Group I) (various trade names: see APVMA link) | |
Active ingredient | 600g/L triclopyr |
Rates of dilution for spot spraying | 1:60–1:120 in distillate |
Amount of product/10L distillate | 1:60 = 160mL 1:120 = 80mL |
Rate of product/ha | Not recommended |
Time of application | When actively growing |
Remarks | Apply as a 'basal bark' spray to mature trees. Poor results can be expected if treatment undertaken during or after long dry spell. Mix only what can be used on day of spraying. Agitate regularly. Use 1:60 on large mature trees. The mixture can be used as a 'cut-stump' treatment at any time of year. |
More information and other control methods | Individual trees can be removed mechanically. There will be seedling regrowth in subsequent years. |
Herbicide: Tryclopyr (Group I) (various trade names: see APVMA link) | |
Active ingredient | 600g/L triclopyr |
Rates of dilution for spot spraying | 1:330 |
Amount of product/10L water | 30mL |
Rate of product/ha | Not recommended |
Remarks |
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Herbicide: Tryclopyr (Group I) (various trade names: see APVMA link) | |
Active ingredient | 300g/L triclopyr + 100g/L picloram |
Amount of product/10L water | 350–670mL |
Rate of product/ha | Not recommended |
Wetting agent | BS-1000 @ 100mL/100L |
Time of application | When actively growing, up to pod formation |
Herbicide: Velpar® (Group C) | |
Active ingredient | 250g/L hexazinone |
Rates of dilution for spot spraying | Use undiluted at 4mL/spot. One spot/m height of tree up to 5m tall. Also a recommendation for Parkinsonian. |
Amount of product/10L water | Not recommended |
Rate of product/ha | Not recommended |
Time of application | At any time. Inject into soil (sub-surface) if dry. Use spotgun. |
Remarks |
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