Chinee apple control

Page last updated: Wednesday, 19 September 2018 - 12:42pm

Control methods for chinee apple (Ziziphus mauritiana) a declared pest in Western Australia.

Information about this pest can be found on the Chinee apple: 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

Basal bark or cut stump:

  • Triclopyr

Plants less than 2m tall:

  • Triclopyr + picloram; Fluroxypyr; Access™

Herbicide: Triclopyr (Group I) (various trade names: see APVMA link)

Active ingredient

600 and 755g/L triclopyr

Rates of dilution for spot spraying

1:60 distillate

Remarks

  • apply to bark or cut stump
  • basal bark: apply to 30cm high
  • cut stump: apply immediately to freshly cut stumps of suckers or seedlings greater than 5cm diameter: cut stems to within 15cm of ground level.

Herbicide: Triclopyr + picloram (Group I) (various trade names: see APVMA link)

Active ingredient

300g/L triclopyr + 100g/L picloram

Rate of product/10L water

35mL

Wetting agent

BS-1000 @ 1:400

Time of application

To plants less than 2m tall

Remarks

  • thoroughly wet foliage (Queensland recommendation)
  • other products containing the same active ingredients available
  • another product Grazon Extra has in addition to the above active ingredients the herbicide aminopyralid @ 8g/L and is applied at the same rate (35mL/10L).

Herbicide: Fluroxypyr (Group I) (various trade names: see APVMA link)

Active ingredient

  • 200g/L fluroxypyr
  • 333g/L fluroxypyr
  • 400g/L fluroxypyr

Rates of dilution for spot spraying

  • 200g/L = 300mL in 10L distillate
  • 333g/L = 180mL in 10L distillate
  • 400g/L = 150mL in 10L distillate

Remarks and other control methods

  • treat trees with basal diameter of up to 15cm
  • treat circumference of tree up to 45cm from ground.

Herbicide: Access™ (Group I)

Active ingredient

240g/L triclopyr + 120g/L picloram

Rates of dilution for spot spraying

1:60 in distillate

Rate of product/10L distillate

160mL

Time of application

  • basal bark: trees up to stem diameter of 15cm
  • cut stump: all sizes.

Remarks and other control methods

  • do not treat wet stumps: use low pressure application (<200kPa) to avoid splashing of spray
  • basal bark: treat to a height of 30cm from ground
  • cut stump: cut should be made at less than 15cm from ground level: apply chemical immediately after cutting.

Herbicide: Tordon (granules) (Group I)

Active ingredient

20g/kg picloram

Rates of dilution for spot spraying

35-45g/m2

Remarks

Treat to 30cm beyond drip line to cover the roots

Contact information

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