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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 “Crack open pods before swathing”
August 31, 2011

Crack open pods before swathing

Just because pods look dry and mature does not mean the seeds are ready for swathing. Sunscald and diseases such as blackleg, sclerotinia and
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Featured image for “Swathing when hot can lock in green”
August 31, 2011

Swathing when hot can lock in green

Cutting canola in hot conditions will lead to rapid dry down and desiccation. Chlorophyll may not have time to clear from immature seed, which
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Featured image for “Insect update”
August 31, 2011

Insect update

Don’t let your guard down just yet. Berthas have been at thresholds in east central Alberta and western Saskatchewan fields in the past week.
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Featured image for “Look for clubroot as it expands toward Sask.”
August 31, 2011

Look for clubroot as it expands toward Sask.

Clubroot damaged canola plants have been spotted in a few new regions of Alberta this fall. Clubroot infected canola will often ripen prematurely. For
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Featured image for “Alternaria can make hailed pods brittle”
August 31, 2011

Alternaria can make hailed pods brittle

Alternaria has infected the pods of many hailed crops. Keep watching these crops. When infected areas make up 50% or more of the crop,
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Featured image for “Condition hot canola immediately”
August 31, 2011

Condition hot canola immediately

Canola combined in hot temperatures needs to go on aeration immediately, even if the canola is dry. Canola isn’t safe at high temperatures, especially
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Featured image for “Issues of the week”
August 24, 2011

Issues of the week

High temperatures (as high as mid 30’s in some areas) are occurring across the Prairies as swathing timing nears. Swathing under such hot conditions
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Featured image for “Don’t be tempted to swath early”
August 24, 2011

Don’t be tempted to swath early

Swathing early before the recommended 50 to 60% seed colour change in the high temperatures occurring lately will not necessarily mean earlier combining. Under
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Featured image for “Insect update”
August 24, 2011

Insect update

Lygus populations continue to be high and exceed thresholds in parts of Alberta and Manitoba (around Morris and Altona). Once pods become leathery (role
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Featured image for “Disease update”
August 24, 2011

Disease update

So far relatively low levels of sclerotinia infection are being reported in most areas. Blackleg is appearing in eastern Manitoba and southern Alberta. Scouting
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Featured image for “Swathing tips”
August 24, 2011

Swathing tips

Scout fields individually and often. Determine swath timing by breaking open pods and assessing the level of seed colour change. Scouting based on field
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Featured image for “Using a swath roller takes skill”
August 24, 2011

Using a swath roller takes skill

Swathing widths have increased in recent years to 30 feet and beyond. A heavy crop cut at thirty feet or more needs only gentle
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