Broomrapes

Orobanche spp.
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See it - Report it

Early detection is vital to stop Broomrapes becoming established in South Australia.
If you see this weed, please report it to the National Pest Alert Hotline (Freecall) 1800 084 881.

Freecall 1800 084 881

Weed profile

  • Annual
  • Herb
  • Reportable
  • Contaminates produce

Impact

Parasite on broadleaf crop plants.

Description

  • Parasitic annuals with underground rootstocks attached to hosts.
  • No part is green.
  • Stems briefly emerge in spring.
  • Leafless apart from a few scales.
  • Flowers tubular, cream to blue.
  • Numerous tiny seeds in capsules.

Control options

  • chemical control

    metsulfuron-methyl (600g/kg)

    When: Boom spray, July - September

    Where: Cereal crops.

  • chemical control

    flumetsulam (800g/kg)

    When: Spot spray, July - August

    Where: Pastures and non-crop areas.

  • chemical control

    flumetsulam (800g/kg)

    When: Boom spray, pre-sowing

    Where: Fallows and non-crop areas.

  • chemical control

    clopyralid (300g/L)

    When: Boom spray, post emergence

    Where: Cereal crops and pastures.

  • chemical control

    2,4-D amine (625g/L)

    When: Spot spray, post emergence

    Where: Cereal crops and pastures.

  • chemical control

    2,4-D amine (625g/L)

    When: Boom spray, post emergence

    Where: Cereal crops and pastures.

  • chemical control

    glyphosate (450g/L)

    When: Boom spray, pre-sowing

    Where: Fallows and non-crop areas.

  • chemical control

    paraquat (135g/L) + diquat (115g/L)

    When: Spot spray, pre-sowing

    Where: Fallows and non-crop areas.

  • chemical control

    paraquat (135g/L) + diquat (115g/L)

    When: Boom spray, pre-sowing

    Where: Fallows and non-crop areas.

metsulfuron-methyl (600g/kg)

Application Method: Boom spray

Application Rate: 5-7g/ha

Product Name: Ally®

Herbicide Group: 2

Situation: Cereal crops.

Timing: Boom spray, July - September

Comments:

Post emergent control of annual broadleaf host weeds including brassicas.

Soil active herbicide, may damage desirable vegetation.

Legal Status: Registered

flumetsulam (800g/kg)

Application Method: Spot spray

Application Rate: 25g/100L

Product Name: Broadstrike®

Herbicide Group: 2

Situation: Pastures and non-crop areas.

Timing: Spot spray, July - August

Comments: Controls annual broadleaf host plants including brassicas. Add 500 mL/100L Uptake® spray oil.

Legal Status: Registered

flumetsulam (800g/kg)

Application Method: Boom spray

Application Rate: up to 25g/ha

Product Name: Broadstrike®

Herbicide Group: 2

Situation: Fallows and non-crop areas.

Timing: Boom spray, pre-sowing

Comments: Control host weeds before the growing season. Rate depends on weeds present; consult label.

Legal Status: Registered

clopyralid (300g/L)

Application Method: Boom spray

Application Rate: 150-300mL/ha

Product Name: Lontrel®

Herbicide Group: 4

Situation: Cereal crops and pastures.

Timing: Boom spray, post emergence

Comments: Rate depends on size and species of host weeds. Consult label.

Legal Status: Registered

2,4-D amine (625g/L)

Application Method: Spot spray

Application Rate: 32-170mL/100L

Product Name: Amine 625®

Herbicide Group: 4

Situation: Cereal crops and pastures.

Timing: Spot spray, post emergence

Comments: Controls host weeds. Rate depends on size and species of host weeds. Consult label. Hormone type herbicide - use with caution near sensitive crops. Refer to drift warnings on the label.

Legal Status: Registered

2,4-D amine (625g/L)

Application Method: Boom spray

Application Rate: up to 1.7L/ha

Product Name: Amine 625®

Herbicide Group: 4

Situation: Cereal crops and pastures.

Timing: Boom spray, post emergence

Comments: Controls host weeds. Rate depends on size and species of host weeds. Consult label. Hormone type herbicide - use with caution near sensitive crops. Refer to drift warnings on the label.

Legal Status: Registered

glyphosate (450g/L)

Application Method: Boom spray

Application Rate: up to 1.5L/ha

Product Name: Roundup CT®

Herbicide Group: 9

Situation: Fallows and non-crop areas.

Timing: Boom spray, pre-sowing

Comments: Controls early host weed germinations. Nonselective, avoid contact with desirable plants.

Legal Status: Registered

paraquat (135g/L) + diquat (115g/L)

Application Method: Spot spray

Application Rate: 240-320mL/100L

Product Name: Raystar Paraquat Diquat SL®

Herbicide Group: 22

Situation: Fallows and non-crop areas.

Timing: Spot spray, pre-sowing

Comments: Controls host weeds. Nonselective. Rate depends on size and species of host weeds. Consult label. Poisonous to humans, follow safety directions on label.

Legal Status: Registered

paraquat (135g/L) + diquat (115g/L)

Application Method: Boom spray

Application Rate: 0.6-3.2L/ha

Product Name: Raystar Paraquat Diquat SL®

Herbicide Group: 22

Situation: Fallows and non-crop areas.

Timing: Boom spray, pre-sowing

Comments: Controls host weeds. Rate depends on size and species of host weeds. Consult label. Nonselective. Poisonous to humans, follow safety directions on label.

Legal Status: Registered

Legal requirements in each region

To find out which landscape region you're in visit the NatureMaps website.
Alinytjara Wiluṟara
Destroy

Land owners in this region to eliminate the plant from their property. Enforceable by the Alinytjara Wiluṟara Landscape Board.

Sale

Must not be sold or traded in any way, including as a contaminant of anything.

Movement

Must not be transported on a public road, including as a contaminant of anything.

Entry

Must not be imported into the region.

Notifiable

land owners in this region must notify the Alinytjara Wiluṟara Landscape Board of any infestation of the plant found on their land.

Eyre Peninsula
Destroy

Land owners in this region to eliminate the plant from their property. Enforceable by the Eyre Peninsula Landscape Board.

Sale

Must not be sold or traded in any way, including as a contaminant of anything.

Movement

Must not be transported on a public road, including as a contaminant of anything.

Entry

Must not be imported into the region.

Notifiable

land owners in this region must notify the Eyre Peninsula Landscape Board of any infestation of the plant found on their land.

Green Adelaide
Destroy

Land owners in this region to eliminate the plant from their property. Enforceable by the Green Adelaide Board.

Sale

Must not be sold or traded in any way, including as a contaminant of anything.

Movement

Must not be transported on a public road, including as a contaminant of anything.

Entry

Must not be imported into the region.

Notifiable

land owners in this region must notify the Green Adelaide Board of any infestation of the plant found on their land.

Hills and Fleurieu
Destroy

Land owners in this region to eliminate the plant from their property. Enforceable by the Hills and Fleurieu Landscape Board.

Sale

Must not be sold or traded in any way, including as a contaminant of anything.

Movement

Must not be transported on a public road, including as a contaminant of anything.

Entry

Must not be imported into the region.

Notifiable

land owners in this region must notify the Hills and Fleurieu Landscape Board of any infestation of the plant found on their land.

Kangaroo Island
Destroy

Land owners in this region to eliminate the plant from their property. Enforceable by the Kangaroo Island Landscape Board.

Sale

Must not be sold or traded in any way, including as a contaminant of anything.

Movement

Must not be transported on a public road, including as a contaminant of anything.

Entry

Must not be imported into the region.

Notifiable

land owners in this region must notify the Kangaroo Island Landscape Board of any infestation of the plant found on their land.

Limestone Coast
Destroy

Land owners in this region to eliminate the plant from their property. Enforceable by the Limestone Coast Landscape Board.

Sale

Must not be sold or traded in any way, including as a contaminant of anything.

Movement

Must not be transported on a public road, including as a contaminant of anything.

Entry

Must not be imported into the region.

Notifiable

land owners in this region must notify the Limestone Coast Landscape Board of any infestation of the plant found on their land.

Murraylands and Riverland
Control

Land owners in this region to take reasonable steps to kill plants and prevent their spread. Enforceable by the Murraylands and Riverland Landscape Board.

Sale

Must not be sold or traded in any way, including as a contaminant of anything.

Movement

Must not be transported on a public road, including as a contaminant of anything.

Entry

Must not be imported into the region.

Notifiable

land owners in this region must notify the Murraylands and Riverland Landscape Board of any infestation of the plant found on their land.

Northern and Yorke
Destroy

Land owners in this region to eliminate the plant from their property. Enforceable by the Northern and Yorke Landscape Board.

Sale

Must not be sold or traded in any way, including as a contaminant of anything.

Movement

Must not be transported on a public road, including as a contaminant of anything.

Notifiable

land owners in this region must notify the Northern and Yorke Landscape Board of any infestation of the plant found on their land.

South Australian Arid Lands
Destroy

Land owners in this region to eliminate the plant from their property. Enforceable by the South Australian Arid Lands Landscape Board.

Sale

Must not be sold or traded in any way, including as a contaminant of anything.

Movement

Must not be transported on a public road, including as a contaminant of anything.

Notifiable

land owners in this region must notify the South Australian Arid Lands Landscape Board of any infestation of the plant found on their land.

More Information

Broomrape management fact sheets:

Find out how to:

Control advice

For further help and advice managing this weed contact your regional landscape board:

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