BIG 6

Practical ways to optimise yields

whilst reducing the weed seed bank.

WeedSmart Big 6

The WeedSmart Big 6 are a set of chemical, mechanical and cultural tactics to help growers control crop weeds and fight herbicide resistance. The Big 6 include:

  1. Rotate crops and pastures
  2. Increase crop competition
  3. Mix and rotate herbicides
  4. Double knock to preserve glyphosate
  5. Stop weed seed set
  6. Implement harvest weed seed control
More info

Latest Resources

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Article
Ask an Expert News

Are we gaining ground against herbicide resistant weeds?

Random weed surveys show an upward trajectory in the percentage of samples with resistance to a suite of common herbicides. Read More...
Article
News

Resistant ryegrass found in summer crops and further north than ever

Annual ryegrass is germinating in summer crops and fallows in south-eastern Australia, already carrying resistance to many common herbicides. Read More...
Case Study
Case Study

Simon Burgess, Conara Tasmania

Reconfiguring paddocks for irrigation can bring up many issues related to previous management and land use, including weeds. Read More...

Articles

View all
Article
Ask an Expert News

Are we gaining ground against herbicide resistant weeds?

Random weed surveys show an upward trajectory in the percentage of samples with resistance to a suite of common herbicides. Read More...
Article
News

Resistant ryegrass found in summer crops and further north than ever

Annual ryegrass is germinating in summer crops and fallows in south-eastern Australia, already carrying resistance to many common herbicides. Read More...
Article
News

Stop ryegrass in its tracks: First step is to prevent seed set

Bec and Ash Marshall have seen the benefits of resistance testing and implementing tactics that drive down weed numbers fast. Read More...
Article
Ask an Expert

How can I strengthen the pulse phase to combat weeds?

Many herbicide-tolerant pulse varieties are very specific in their tolerance to different active ingredients, even from the same mode of action group. Read More...
Article
News

Beating herbicide resistant weeds in the Northern region

Attend WeedSmart Week in Dalby on 7 and 8 February for practical insights into tactics that are proven to keep herbicide resistance at bay. Read More...
Article
Ask an Expert

How can I use the WeedSmart Big 6 to keep old chemistry working?

Any herbicide program that relies heavily on one or two herbicide modes of action for a target weed is bound to fail eventually. Read More...
Article
News

Nutrien Ag Solutions invests in WeedSmart

WeedSmart values the vital role of agronomists in keeping sustainable herbicide use at the forefront of modern agricultural practice. Read More...
Article
News

Caution required when retaining rain-affected seed

To avoid poor germination and low vigour crops, retain seed from fertile paddocks and avoid diseased, sprouted or weather-damaged grain. Read More...

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