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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 “Fungicide and insecticide tank mixes”
June 29, 2011

Fungicide and insecticide tank mixes

Canada’s crop protection rules allow growers to tank mix two products as long as they are both registered for the crop in question and
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Featured image for “Top dress canola with sulphur deficiency”
June 29, 2011

Top dress canola with sulphur deficiency

Some canola fields are showing signs of sulphur deficiency. Without enough sulphur, it doesn’t matter how much of the other nutrients are available, the
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Featured image for “Return unused seed for a refund”
June 29, 2011

Return unused seed for a refund

Seed companies encourage growers to return unused unopened bags of canola seed. That way the seed company can ensure that seed is stored properly
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Featured image for “Lygus threat minimal at bud stage”
June 27, 2011

Lygus threat minimal at bud stage

Insecticide to stop lygus bugs from feeding on canola at the bud stage is rarely effective or economical. Under good growing conditions, canola can
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Featured image for “Issues of the week”
June 22, 2011

Issues of the week

Rain in the western Prairies has increased optimism, especially in the Peace River region, central Alberta and parts of Saskatchewan that needed rain. But
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Featured image for “Weed control window closing”
June 22, 2011

Weed control window closing

Label application windows: Glyphosate: Anytime up to and including the 6-leaf stage of canola. Liberty: Cotyledon stage up to the early bolting stage of
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Featured image for “Water stress reduces herbicide tolerance and nutrient uptake”
June 22, 2011

Water stress reduces herbicide tolerance and nutrient uptake

Water stress can make canola more susceptible to herbicide damage. Damage can be enough to kill plants under extreme stress. Resist the temptation to
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Featured image for “Still time for a crop nutrition top up”
June 22, 2011

Still time for a crop nutrition top up

Growers still have time to top up nitrogen and sulphur to take advantage of higher yield potential. Nitrogen should be applied before the 5-leaf
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Featured image for “Disease update: Rain raises sclerotinia threat”
June 22, 2011

Disease update: Rain raises sclerotinia threat

Sclerotinia spores will be everywhere this year after widespread infection across the Prairies last year. If fields are moist at the time of flowering,
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Featured image for “Control cleavers, volunteer canola in cereals”
June 22, 2011

Control cleavers, volunteer canola in cereals

Cereal crops in rotation provide canola growers will another opportunity to control cleavers, volunteer canola and other tough weeds to reduce the threat to
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Featured image for “Insect update”
June 22, 2011

Insect update

Flea beetle spraying continues in Manitoba where crops are advancing slowly due to excess rain and limited warmth. Redbacked cutworms are still causing severe
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Featured image for “Cleaning out the sprayer tank — tips”
June 17, 2011

Cleaning out the sprayer tank — tips

Cleaning out the sprayer protects a sensitive crop, it protects people working with the sprayer, and it protects the sprayer and its components. The
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