Weeds

Canola Watch provides timely answers to top canola agronomy questions on diseases, insects, weeds and so much more.
Featured image for “Second herbicide application: A scenario”
July 6, 2017

Second herbicide application: A scenario

A Canola Watch reader sent us this question: I have wild buckwheat at the 3- to 4-leaf stage that somehow got missed with the
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Featured image for “Late herbicide: Is it worth it?”
July 6, 2017

Late herbicide: Is it worth it?

Wind and wet pushed back a lot of weed management and some fields are still not sprayed. In this situation, intense weed pressure can
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Featured image for “Is a second herbicide application necessary?”
June 22, 2017

Is a second herbicide application necessary?

A second in-crop spray only makes sense if…
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Featured image for “Herbicide Qs on tank mixing, ideal weather, spray patterns and more”
June 14, 2017

Herbicide Qs on tank mixing, ideal weather, spray patterns and more

Here are some agronomy-related questions that dig a little deeper into herbicide performance in canola….
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Featured image for “Cleavers: In-crop control”
June 14, 2017

Cleavers: In-crop control

For in-crop management of cleavers in canola, both glyphosate and glufosinate work best on smaller spring-germinating plants. Early herbicide application is also best for
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Featured image for “Early weeds: Scout then spray”
June 7, 2017

Early weeds: Scout then spray

The Canola Council of Canada agronomy team looked at this photo above and discussed whether the field should be sprayed now or in a
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Featured image for “Avoid spray tank contamination – tips”
June 7, 2017

Avoid spray tank contamination – tips

Tank mixes used for pre-seed burnoff ahead of cereals often contain Group 2 and Group 14 products that can hang up in sprayer plumbing.
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Featured image for “Strive for early weed control”
May 31, 2017

Strive for early weed control

Early weeds have large impact on canola yield potential. Research has shown a yield advantage of 3 bu./ac. when weeds are removed at the
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Featured image for “At the ready: Tips to avoid delays when seeding, spraying resumes”
May 25, 2017

At the ready: Tips to avoid delays when seeding, spraying resumes

Weather delays for seeding and spraying make it all the more important to have equipment ready to go and running smoothly when productive moments
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Featured image for “Tips for spraying in the wind”
May 25, 2017

Tips for spraying in the wind

How do you spray weeds in a timely fashion when every day seems too windy? Too windy, according to the Guide to Crop Protection,
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Featured image for “Spring frost: Take a few days to assess the situation”
May 19, 2017

Spring frost: Take a few days to assess the situation

Growers have two common questions after a spring frost: 1. Did the crop survive? (Do I need to reseed?) 2. When can I resume
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Featured image for “Seeding is two weeks away. Should I spray now?”
May 17, 2017

Seeding is two weeks away. Should I spray now?

Even if seeding is two or three weeks away, a pre-seed burnoff now could keep these weeds from getting too big to control. We
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