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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 “Bertha armyworm thresholds”
July 30, 2014

Bertha armyworm thresholds

Bertha armyworm is one pest that can do a lot of damage in a short time. They’re large and eat a lot. Even within
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Featured image for “Diamondback moth larvae — Thresholds”
July 30, 2014

Diamondback moth larvae — Thresholds

Thresholds are 100-150 larvae per square metre in immature to flowering plants and 200-300 larvae per square metre (20-30 per square foot) in plants
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Featured image for “Leave required time between spraying and cutting”
July 30, 2014

Leave required time between spraying and cutting

Pre-harvest interval (PHI) refers to the amount of time that must lapse (in days) after a pesticide application before the crop is cut. Cutting
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Featured image for “6 causes for missing pods”
July 30, 2014

6 causes for missing pods

Seeing stems with lots of blanks where pods should be is often cause for alarm. There are many possible factors. Here are the top
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July 30, 2014

Disease diagnostics

Seeing signs of canola disease but you don’t know what it is? Read this article: Disease to look for while harvest scouting. Watch this
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Featured image for “Four the week”
July 23, 2014

Four the week

Distinguished pests. CCC agronomists launch a new video (embedded above) this week with tips and helpful images for your pre-harvest disease scouting routine. Who
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Featured image for “Map of the week”
July 23, 2014

Map of the week

The areas in orange and red have had the most days with maximum temperatures of 28°C or above in July. These hot days can
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Featured image for “July 23 Quiz”
July 23, 2014

July 23 Quiz

We have three questions on insects plus a mystery question (shown in the photo above). We don’t know what this is, and we’re hoping
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Featured image for “Video: Begin your pre-harvest disease watch”
July 23, 2014

Video: Begin your pre-harvest disease watch

Yield-robbing levels of disease will be easy to spot in canola fields now and through to harvest. This is a great time to start
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Featured image for “Tank hang ups and spraying mishaps”
July 23, 2014

Tank hang ups and spraying mishaps

When strange patterns of damage in canola fields line up perfectly with the sprayer boom width or follow typical drift patterns, phone calls and
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Rescue treatment for heat, hailed crop”
July 23, 2014


Rescue treatment for heat, hailed crop

Heat at flowering and hail at late flowering and podding can be highly damaging to yield. Lost pods are yield that cannot be recovered,
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Featured image for “Fungicide for late and long-flowering crops”
July 23, 2014

Fungicide for late and long-flowering crops

The risk of sclerotinia stem rot infection is still present on later crops that have not reached full flower, especially given the rain and
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