Home / Canola Watch / Weeds / Page 24
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While cleavers are a bigger issue in canola, given the competitiveness of the weed and the grade loss from weed seeds in the sample, growers have more options to effectively control cleavers in cereal crops. Effective cleavers management is best done with a whole rotation approach…
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Sprayer sitting uncleaned for a couple days in the pre-seed window could result in tank and plumbing residues that could come back to haunt the applicator when in-crop spraying starts…
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Step one in the pre-seed weed control plan is to see what weeds are present — annuals, perennials, winter annuals — and at what numbers. Choose a product based on which weeds present the biggest threat to yield based on their number and size…
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Around 90% of Canadian canola is exported, and our customers have high standards when it comes to clean seed, oil and meal. It is essential that all growers, agronomists and retailers do not use or promote unregistered pesticides or those with unacceptable residues. Here are three important points to follow before using a product on canola…
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Weeds may start re-growing and emerging sooner this year if the weather stays warm. The more weeds up and growing ahead of the crop, the bigger the return from a pre-seed burnoff…
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Lower temperatures and shortened days in the fall trigger perennials such as Canada thistle, dandelion and quack grass to start moving sugars to below-ground tissues. Winter annuals and biennials are also doing this, but they don’t need a cool temperature trigger. Spraying these weeds in fall takes advantage of this downward flow, providing better control for next year. Read more…
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Fall is a good time to control perennial and winter annual weeds. The message this week includes two reminders: Wait for post-harvest regrowth. And know the best timing for the weeds present. The photo shows narrow-leaved hawk's-beard…
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Foxtail barley is one weed that seems to be on the rise. Foxtail barley is best controlled in the fall, using glyphosate to manage perennial bunches and late germinating seedlings. Be aggressive with fall glyphosate rates. Tillage also works well on foxtail barley, but if you have to use tillage, spot till the patches only…
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Take these steps to control fall weeds and avoid herbicide carryover damage in fields planned for canola in 2015…