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Canola Watch provides timely answers to top canola agronomy questions on diseases, insects, weeds and so much more.
Featured image for “Insect update: Spray or not?”
August 19, 2020

Insect update: Spray or not?

Numbers for August-emerging flea beetles have to be very high — perhaps 100 per plant — before economic losses occur. Some patches might be
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Featured image for “What to do when you find clubroot?”
August 19, 2020

What to do when you find clubroot?

This article runs through a series of questions and scenarios, a bit like “choose your own adventure”, to help farmers and agronomists come up
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Featured image for “Clubroot patch? Collect galls and bag them for disposal”
August 19, 2020

Clubroot patch? Collect galls and bag them for disposal

You have been actively scouting and found clubroot early. The disease is confined to “patches” or small areas in your field, typically around field
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Featured image for “Straight combining: Natural dry down or spray?”
August 19, 2020

Straight combining: Natural dry down or spray?

A pre-harvest spray to help prepare canola for straight combining may not be required if hot, dry days allow for dry down of the
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August 12, 2020

Quiz – Scouting from the road

We don’t expect you to be able to accurately identify problems or answer agronomy questions based on drive-by scouting, and that’s the point of
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Featured image for “Why does canola lodge?”
August 12, 2020

Why does canola lodge?

Lodging is when plants fall over, making them more difficult to harvest. Key plant characteristics that affect lodging risk are the strength of the
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Featured image for “Disease ID tips for pre-harvest scouting”
August 12, 2020

Disease ID tips for pre-harvest scouting

Clear patches of canola plants that are ripening prematurely could be diseased. These are obvious places to start a pre-harvest disease survey.
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Featured image for “Swath later for higher yield”
August 12, 2020

Swath later for higher yield

Canola fields swathed at 60 per cent seed colour change (SCC) on the main stem can yield eight per cent more than fields swathed
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Featured image for “Pre-harvest products (“aids”) and how to use them”
August 12, 2020

Pre-harvest products (“aids”) and how to use them

What is the goal with a pre-harvest application? This article discusses tips and solutions for weed control versus desiccation. If the problem is uneven
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Featured image for “How to measure canola losses out the combine”
August 12, 2020

How to measure canola losses out the combine

What is an acceptable amount of canola combine loss for your farm? To answer that question for your farm, you must first figure out
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Featured image for “Clubroot: Scouting for pathotype shift”
August 12, 2020

Clubroot: Scouting for pathotype shift

Researchers have identified at least 36 clubroot pathotypes in Western Canada, and roughly half are not controlled by the common clubroot resistance source –
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Featured image for “Insect updates”
August 12, 2020

Insect updates

Some farms are seeing more lygus than usual, but most counts are still below thresholds. James Tansey, entomologist for the Saskatchewan Ministry of Agriculture,
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