Water dropwort
Oenanthe pimpinelloides
Weed profile
Perennial
Herb- Habitat: pastures
Impact
Competes with pastures.
Description
- Perennial to 1 m tall, growing from tubers.
- Leaves finely divided, hairless.
- Flowers white, in flat-topped clusters on long stalks.
- Fruits dry, 1-seeded.
Control options
glyphosate (360g/L)
Application Method: Boom spray
Application Rate: 4L/ha
Product Name: Roundup Biactive®
Herbicide Group: 9
Situation: Pasture renovation
Timing: Boom spray, early October
Comments: Direct drill phalaris and white clover or sub clover in the following autumn. Suitable for use near waterways - refer to label. Non selective, avoid contact with desirable plants.
Legal Status: Product and use are registered, but this weed is not on the label.
glyphosate (360g/L)
Application Method: Spot spray
Application Rate: 1L/100L
Product Name: Roundup Biactive®
Herbicide Group: 9
Situation: Pasture with scattered water dropwort
Timing: Spot spray, spring
Comments: Suitable for use near waterways - refer to label. Non selective, avoid contact with desirable plants.
Legal Status: Product and use are registered, but this weed is not on the label.
Pasture renovation
Situation: Heavily infested pasture
Timing: Autumn
Comments: Sow phalaris and white clover or sub clover by direct drilling.
Legal requirements in each region
Land owners in this region to take reasonable steps to kill plants and prevent their spread. Enforceable by the Alinytjara Wiluṟara Landscape Board.
Must not be sold or traded in any way, including as a contaminant of anything.
Must not be transported on a public road, including as a contaminant of anything.
Land owners in this region to take reasonable steps to kill plants and prevent their spread. Enforceable by the Eyre Peninsula Landscape Board.
Must not be sold or traded in any way, including as a contaminant of anything.
Must not be transported on a public road, including as a contaminant of anything.
Land owners in this region to take reasonable steps to kill plants and prevent their spread. Enforceable by the Green Adelaide Board.
Must not be sold or traded in any way, including as a contaminant of anything.
Must not be transported on a public road, including as a contaminant of anything.
land owners in this region must notify the Green Adelaide Board of any infestation of the plant found on their land.
Land owners in this region to take reasonable steps to kill plants and prevent their spread. Enforceable by the Hills and Fleurieu Landscape Board.
Must not be sold or traded in any way, including as a contaminant of anything.
Must not be transported on a public road, including as a contaminant of anything.
land owners in this region must notify the Hills and Fleurieu Landscape Board of any infestation of the plant found on their land.
Land owners in this region to take reasonable steps to kill plants and prevent their spread. Enforceable by the Kangaroo Island Landscape Board.
Must not be sold or traded in any way, including as a contaminant of anything.
Must not be transported on a public road, including as a contaminant of anything.
land owners in this region must notify the Kangaroo Island Landscape Board of any infestation of the plant found on their land.
Land owners in this region to take reasonable steps to kill plants and prevent their spread. Enforceable by the Limestone Coast Landscape Board.
Must not be sold or traded in any way, including as a contaminant of anything.
Must not be transported on a public road, including as a contaminant of anything.
land owners in this region must notify the Limestone Coast Landscape Board of any infestation of the plant found on their land.
Land owners in this region to take reasonable steps to kill plants and prevent their spread. Enforceable by the Murraylands and Riverland Landscape Board.
Must not be sold or traded in any way, including as a contaminant of anything.
Must not be transported on a public road, including as a contaminant of anything.
land owners in this region must notify the Murraylands and Riverland Landscape Board of any infestation of the plant found on their land.
Land owners in this region to take reasonable steps to kill plants and prevent their spread. Enforceable by the Northern and Yorke Landscape Board.
Must not be sold or traded in any way, including as a contaminant of anything.
Must not be transported on a public road, including as a contaminant of anything.
land owners in this region must notify the Northern and Yorke Landscape Board of any infestation of the plant found on their land.
Land owners in this region to take reasonable steps to kill plants and prevent their spread. Enforceable by the South Australian Arid Lands Landscape Board.
Must not be sold or traded in any way, including as a contaminant of anything.
Must not be transported on a public road, including as a contaminant of anything.
More Information
Find out how to:
- benefit from the early intervention of new and emerging weeds - handbook
- best manage your use and storage of agricultural and veterinary chemicals.
Control advice
For further help and advice managing this weed contact your regional landscape board: