Ivy gourd control

Page last updated: Thursday, 20 September 2018 - 12:25pm

Control methods for ivy gourd (Coccinia grandis) a declared pest in Western Australia. Report the presence of this organism before undertaking a control measure.

REPORT THE PRESENCE OF THIS PEST BEFORE UNDERTAKING CONTROL

Information about this pest can be found on the ivy gourd: 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 declared plant control handbook.

Recommended herbicides

Cut stump or foliar application:
Triclopyr; Triclopyr + picloram; Access™ Herbicide; 

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

Active ingredient

600g/L triclopyr  

Rates of dilution for spot spraying

1:50 distillate

Remarks

  • Apply as cut-stump treatment.
  • Physical control:
    • Only removal and destruction of fruits suggested.
    • Grubbing or hand removal usually spreads the plants because they break into fragments as roots revegetate.
  • Results from Hawaii suggest basal bark with a ‘thin line’ of undiluted triclopyr.

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

Active ingredient

300g/L triclopyr + 100g/L picloram

Rates of dilution for spot spraying

1:200

Knapsack
amount of product/10L water

50mL

Remarks

Apply as foliar spray. Two applications/year onto actively growing weed.

Herbicide: Access™ Herbicide (Group I)

Active ingredient

240g/L triclopyr + 120g/L picloram

Rates of dilution for spot spraying

1:60 with distillate

Remarks

Cut stem and swab. Apply three applications per annum during active growth period.

Herbicide: Triclopyr + picloram (Group I)

Active ingredient

200g/L triclopyr + 100g/L picloram

Rates of dilution for spot spraying

1:200

Remarks

Apply as foliar spray. Two applications/year during active growth.
A mixture of 500mL in 10L water can be used as a cut stump treatment. To apply this, cut the stem no higher than 10cm from the ground, and immediately treat the stump and let the solution run down the stem

Contact information

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