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Paddock Talk #18 Group 2 stewardship and Breaking the imi-spiral

March 15, 2026

Author

Cindy Benjamin

Welcome to WeedSmart Paddock Talk Episode #18

Featuring insights from Sarah Wilson, senior technical services specialist with Syngenta and Chris Davey, WeedSmart extension agronomist (SA).

Take a listen…

For more details, you can read these WeedSmart resources:

How can I avoid getting stuck in an imi herbicide cycle?

Imi-resistance: Dealing with broadleaf weeds (South Australian perspective)

Always read the label and check with your local agronomist for advice to suit your situation.

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Is one-time tillage a weed control option in a no-till farming system?

One-off cultivation has multiple benefits within an otherwise no-till farming system, and soils recover quickly after a well-timed operation. Read More...

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Long grass break turns the tables on herbicide-resistant ryegrass

Faced with triple-herbicide-resistance, Bec and Ash Marshall have implemented a diverse and comprehensive program to reduce weed numbers. Read More...

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Countering imi resistance in broadleaf weeds

Herbicide-resistant weeds can blow-out when seasonal conditions don't favour chemical control. Drive down the weed seedbank with the Big 6. Read More...

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Biological control of crop weeds – development of novel tools and approaches for integration

In this webinar we discuss the use of pathogens and insects to control crop weeds safely in the environment. Read More...

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Combating resistant annual ryegrass in northern farming systems

In this webinar, we discuss the practical strategies to prevent and manage incursions of resistant annual ryegrass populations in northern cropping systems. Read More...

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The fate of herbicide residues in soil – why it matters and what research is telling us

Learn about the effect herbicide residues may have on soil microbial activity and on the establishment and growth of crops following the fallow, even after the plant back period. Read More...

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Targetted tillage for inter-row weed control

Inter-row targetted tillage prototype reveal, Mar 2025, featuring the research team: Dr Michael Walsh, Dr Stuart Watt and Dr Andrew Guzzomi. Read More...

Webinar

Biological control of crop weeds – development of novel tools and approaches for integration

In this webinar we discuss the use of pathogens and insects to control crop weeds safely in the environment. Read More...

Webinar

Combating resistant annual ryegrass in northern farming systems

In this webinar, we discuss the practical strategies to prevent and manage incursions of resistant annual ryegrass populations in northern cropping systems. Read More...

Factsheets

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Fact Sheet

Research paper: Strategic tillage in Australian conservation agricultural systems to address soil constraints

Growers who understand the impacts of soil amelioration on weed demography, can better plan weed management strategies to apply after tillage. Read More...

Fact Sheet

Research paper: Strategic tillage in conservation agricultural systems of north-eastern Australia

Experiments to quantify the risks and benefits to crop productivity, soil and environmental health of strategic tillage in no-till system. Read More...

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Research paper: Diverse systems to manage herbicide-resistant annual ryegrass

High levels of control (>95%) over 3 consecutive seasons can reduce ARG seedbanks. Diverse crop sequences are the most cost-effective method. Read More...

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Paddock Talk #18 Group 2 stewardship and Breaking the imi-spiral

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Is one-time tillage a weed control option in a no-till farming system?

Long grass break turns the tables on herbicide-resistant ryegrass

Countering imi resistance in broadleaf weeds

Webinars

Biological control of crop weeds – development of novel tools and approaches for integration

Combating resistant annual ryegrass in northern farming systems

The fate of herbicide residues in soil – why it matters and what research is telling us

Videos

Targetted tillage for inter-row weed control

Biological control of crop weeds – development of novel tools and approaches for integration

Combating resistant annual ryegrass in northern farming systems

Factsheets

Research paper: Strategic tillage in Australian conservation agricultural systems to address soil constraints

Research paper: Strategic tillage in conservation agricultural systems of north-eastern Australia

Research paper: Diverse systems to manage herbicide-resistant annual ryegrass

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Paddock Talk #18 Group 2 stewardship and Breaking the imi-spiral

Jump to a Section

Related Articles

Countering imi resistance in broadleaf weeds

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Residuals that don’t lock up your rotation in the northern region

Related Articles

Is one-time tillage a weed control option in a no-till farming system?

Long grass break turns the tables on herbicide-resistant ryegrass

Countering imi resistance in broadleaf weeds

Webinars

Biological control of crop weeds – development of novel tools and approaches for integration

Combating resistant annual ryegrass in northern farming systems

The fate of herbicide residues in soil – why it matters and what research is telling us

Videos

Targetted tillage for inter-row weed control

Biological control of crop weeds – development of novel tools and approaches for integration

Combating resistant annual ryegrass in northern farming systems

Factsheets

Research paper: Strategic tillage in Australian conservation agricultural systems to address soil constraints

Research paper: Strategic tillage in conservation agricultural systems of north-eastern Australia

Research paper: Diverse systems to manage herbicide-resistant annual ryegrass

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