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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 “Hot weather and flowering. Any treatments?”
July 5, 2018

Hot weather and flowering. Any treatments?

Not really. At least nothing shown to work consistently in Western Canada.
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Featured image for “Hot days and 6 other reasons for missing pods”
July 5, 2018

Hot days and 6 other reasons for missing pods

Seeing blanks up canola stems where pods should be? Here are the seven most common causes…. At the bottom of this article, see a
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Featured image for “Lygus bugs: Thresholds and scouting tips”
July 5, 2018

Lygus bugs: Thresholds and scouting tips

In very dry conditions: Threshold tables for lygus indicate that if canola is $12 per bushel and spray costs $8 per acre, the threshold
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Featured image for “How late can you top dress fertilizer?”
July 5, 2018

How late can you top dress fertilizer?

The ideal time for a sulphur top up is any time before flowering, but a top up at early flowering may pay off if
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Featured image for “Canola Watch quiz – Sclerotinia spray decision”
June 27, 2018

Canola Watch quiz – Sclerotinia spray decision

Five questions that could help with your sclerotinia spray decisions.
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Featured image for “Map of the Week – Rainfall before flowering”
June 27, 2018

Map of the Week – Rainfall before flowering

Soil moisture and rainfall leading up to flowering is an indicator of sclerotinia stem rot risk. Rain in this pre-flower period will have apothecia
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Featured image for “The sclerotinia spray decision: Moisture scenarios”
June 27, 2018

The sclerotinia spray decision: Moisture scenarios

The decision to spray or not spray fungicide to limit sclerotinia stem rot is rarely easy. Consider the following three scenarios as you assess
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Featured image for “Sclerotinia stem rot timeline for infection”
June 27, 2018

Sclerotinia stem rot timeline for infection

The timeline from when sclerotia in the soil first take on moisture, to apothecia germination, spore release, petal infestation, petal drop and finally canola
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Featured image for “Watch for suspicious weed patches (kochia angle)”
June 27, 2018

Watch for suspicious weed patches (kochia angle)

With herbicide applications winding down, this is a good time to scan fields for suspicious weeds that escaped the management effort. The photo from
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Featured image for “Late herbicide: Is it worth it?”
June 27, 2018

Late herbicide: Is it worth it?

Too windy. Too wet. Sometimes both. This pushed back a lot of weed management and some fields are still not sprayed. In this situation,
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Featured image for “Blackleg, foot rot or cutworms”
June 27, 2018

Blackleg, foot rot or cutworms

These can be hard to tell apart sometimes. Pinched or otherwise damaged-looking stems can occur with all three. Here’s how to tell them apart…
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Featured image for “Sentinel story: Low rainfall, low moisture reserves”
June 27, 2018

Sentinel story: Low rainfall, low moisture reserves

CCC agronomy specialist Angela Brackenreed describes the moisture situation at her sentinel field, including a comparison of soil moisture reserves for 2018 versus 2017.
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