Home / Canola Watch / Weeds / Page 15
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How do you spray weeds in a timely fashion when every day seems too windy? Too windy, according to the Guide to Crop Protection, can be product specific but is generally above 15 km/h. So how do you spray weeds in a timely fashion when every day seems too windy?…
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Growers have two common questions after a spring frost: 1. Did the crop survive? (Do I need to reseed?) 2. When can I resume weed control? Here are our answers…
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Even if seeding is two or three weeks away, a pre-seed burnoff now could keep these weeds from getting too big to control. We have reports of gigantic winter annuals in fields where they haven’t been sprayed…
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Early weed control with lower efficacy is generally preferable to no control at all or late control with higher efficacy — as long as weeds are present and not frost damaged…
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A key part of the Keep It Clean program is to follow label rates and timing for all crop protection products. Here are specifics for each herbicide-tolerant system…
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Can you correctly identify these four weeds? Three are fairly common. One may be unfamiliar to you…
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A farmer is seeding Roundup Ready canola and the field has a lot of winter wheat volunteers and some perennials. Is the farmer better to seed or spray first? Answer: In this situation, with Roundup Ready canola being able to take a glyphosate application at any time up to the 6-leaf stage, the farmer may want to take advantage of…
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Volunteer canola is a weed and competes with the crop for nutrients and water and sunlight. Volunteers in a canola crop do not make a positive contribution to yield. Growers also have other reasons to get rid of them: Volunteers do not have seed treatment, so they can introduce seedling diseases and increase flea beetle pressure. Also, volunteers in non…
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If choosing to seed before spraying, weeds present will have a minimum five days — usually more — before the crop emerges. These weeds can advance very quickly in good conditions, which is why growers who seed before spraying may choose to apply in the narrow post-seeding pre-emergence window…