Weeds

Canola Watch provides timely answers to top canola agronomy questions on diseases, insects, weeds and so much more.
Featured image for “12 tips for better spraying results”
June 17, 2011

12 tips for better spraying results

Here are a few key tips to lure you in: Spraying at the right time is more important than how you do it. Choose
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June 15, 2011

Tips to control hard-to-wet weeds

For weeds that do not “wet” easily avoid using very coarse droplets, and use high water volumes.
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June 15, 2011

Flush sprayer tanks properly between products

A water rinse is not usually enough to remove herbicide residue from the sprayer system. Herbicides can bind to the tanks and hoses, and
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June 15, 2011

Spraying a multi-stage crop

When canola is at multiple stages within one field and when weeds are at multiple stages, it can be a challenge to choose the
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June 15, 2011

Herbicide carryover effects

Please visit the Canola Encyclopedia for more information on herbicide carryover risk factors and symptoms.
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June 15, 2011

Management for a thin stand

Step one with a thin stand is to determine the cause so it can be prevented next year. Step two is to scout closely
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Featured image for “Spraying tips for 2011”
June 8, 2011

Spraying tips for 2011

Timely spray is more important than nozzle choice. AAFC research showed that spraying 7 days after crop emergence generated higher yields than spraying 17
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June 8, 2011

Aerial options for weed control

Weeds are getting out of control on some unseeded and seeded fields too wet for the ground sprayer. This is especially true on fields
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June 8, 2011

Did you walk your fields today?

Small and vulnerable canola plants face many threats during their first three weeks. The crop may need your protection to get through these stages
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Featured image for “Wild oats going gangbusters”
June 1, 2011

Wild oats going gangbusters

If wild oats are the one problem weed in a Liberty Link canola field, one option is to apply a grassy weed product (Centurion
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Featured image for “Weed control in cool, wet conditions”
June 1, 2011

Weed control in cool, wet conditions

In cool cloudy conditions, weed growth is slower and herbicide efficacy may be lower. Cool humid conditions are also prime conditions for herbicide injury
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May 26, 2011

Spray early in crop

Early weed control is the most economical. It reduces weed competition for nutrients and moisture, and improves yield potential for canola. In-crop weed control
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