African turnip weed - western (Sisymbrium runcinatum)
African turnip weed (western) is a herb up to 50 cm tall with white or yellow flowers. It can invade crops, pastures and native bushland.
Profile
How does this weed affect you?
African turnip (Western) is mainly a crop weed but it can also invade pastures and natural bushland.
What does it look like?
African turnip weed is an annual herb that grows to 0.5 m tall. It has a rosette of jagged leaves at the base of the plant. Leaves up the stem are smaller than the rosette leaves. The flowers have four white or yellow petals. It has long thin hairy seed pods up to 3.5 cm long.
Where is it found?
African turnip weed has limited distribution within northern NSW yet has the potential for further spread to areas with heavy soils.
More information
Control
Herbicide options
WARNING - ALWAYS READ THE LABEL
Users of agricultural or veterinary chemical products must always read the label and any permit, before using the product, and strictly comply with the directions on the label and the conditions of any permit. Users are not absolved from compliance with the directions on the label or the conditions of the permit by reason of any statement made or not made in this information. To view permits or product labels go to the Australian Pesticides and Veterinary Medicines Authority website www.apvma.gov.au
Users of agricultural or veterinary chemical products must always read the label and any permit, before using the product, and strictly comply with the directions on the label and the conditions of any permit. Users are not absolved from compliance with the directions on the label or the conditions of the permit by reason of any statement made or not made in this information. To view permits or product labels go to the Australian Pesticides and Veterinary Medicines Authority website www.apvma.gov.au
See Using herbicides for more information.
Oxyfluorfen 240 g/L
(Goal Herbicide)
Rate: 3 to 4 L per ha
Comments: Forestry: pre-emergence application
Withholding period: Do not allow livestock to graze treated weeds.
Herbicide group: G, Inhibitors of protoporphyrinogen oxidase (PPOs)
Resistance risk: Moderate
Simazine 900 g/kg
(Various products)
Rate: 5 to 24 kg per ha or 500 g to 2.4 kg in 100 L of water
Comments: Non-crop areas: Light soils. Higher rates for longer residual control or for summer rainfall areas.
Withholding period: Not required when used as directed.
Herbicide group: C, Inhibitors of photosynthesis at photosystem II (PS II inhibitors)
Resistance risk: Moderate
Simazine 900 g/kg
(Various products)
Rate: 5 to 48 kg per ha or 500 g to 4.8 kg in 100 L of water
Comments: Non-crop areas: Heavy soils. Higher rates for longer residual control or for summer rainfall areas.
Withholding period: Not required when used as directed.
Herbicide group: C, Inhibitors of photosynthesis at photosystem II (PS II inhibitors)
Resistance risk: Moderate
Simazine 900 g/kg
(Various products)
Rate: 1.6 to 6.7 kg per ha
Comments: Forestry: pre-emergence application
Withholding period: Not required when used as directed.
Herbicide group: C, Inhibitors of photosynthesis at photosystem II (PS II inhibitors)
Resistance risk: Moderate
Biosecurity duty
The content provided here is for information purposes only and is taken from the Biosecurity Act 2015 and its subordinate legislation, and the Regional Strategic Weed Management Plans (published by each Local Land Services region in NSW). It describes the state and regional priorities for weeds in New South Wales, Australia.
| Area | Duty |
|---|---|
| All of NSW | General Biosecurity Duty All pest plants are regulated with a general biosecurity duty to prevent, eliminate or minimise any biosecurity risk they may pose. Any person who deals with any plant, who knows (or ought to know) of any biosecurity risk, has a duty to ensure the risk is prevented, eliminated or minimised, so far as is reasonably practicable. |
For technical advice and assistance with identification please contact your local council weeds officer.
Reviewed 2018
