Canola Watch – May 3, 2017

May 3, 2017

AN OBJECTIVE VIEW ON SEEDING DATES

Many areas of the Prairies — particularly central and north regions — are at least one to two weeks away from seeding. This would put seeding at mid to late May. Those dates are and are within crop insurance deadlines.

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MANAGING AROUND UNHARVESTED ACRES

Alberta still has close to one million unharvested acres as of this week. Saskatchewan and Manitoba also have unharvested acres. Here are some considerations for those acres….

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COMMON QUESTIONS FOR WET AND UNHARVESTED ACRES

CCC agronomists are getting three common questions with regard to wet fields and unharvested. They are:

1. What if I plant canola on canola acres that are still not harvested?
2. What can we expect for seed mortality in excessively wet soils?
3. What to do about ruts?

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BY MAY, SOIL TEMPERATURE LESS IMPORTANT FOR SEEDING DECISIONS

By early May, soil temperature at 1” depth — the canola seed zone — often exceeds this temperature during the day and should get continually warmer with each day. For this reason, soil temperature in May is less of a factor in the seeding-start decision than it would be in April.

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HOW MANY CANOLA PLANTS DO YOU NEED?

The new target plant stand and seeding rate calculators at will help determine the correct plant stand for an individual field.

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PRE-SEED BURNOFF: GLYPHOSATE ALONE OR TANK MIX?

Ultimately, another group with your glyphosate will help combat difficult weeds. Multiple groups in one pass have been shown to delay herbicide resistance – but the tank mix has to be effective.

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PRE-SEED BURNOFF: 8 TOP WEEDS AND HOW TO CONTROL THEM

Volunteer canola in April.

A Canola Watch quiz in 2015 asked readers to pick the most common weeds they target in the pre-seed window on fields planned for canola. Here are the weeds ranked in order based on survey responses, along with herbicide recommendations for pre-seed application on fields planned for canola.

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COME TO CANOLAPALOOZA IN JUNE

canolaPALOOZA will be at three locations in 2017.

Saskatchewan: June 20 at AAFC Saskatoon.

Manitoba: June 22 at AAFC Portage la Prairie.

Alberta: June 27 at AAFC Lacombe.

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TOO BUSY TO READ? SUBSCRIBE TO THE CANOLAWATCH PODCAST

Subscribe to the Canola Watch podcast through iTunes and Google Play or . The latest three podcasts are on canoLAB topics.

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BEECONNECTED APP: REGISTER TO HELP PROTECT BEE COLONIES

The free helps to ensure that bees and agriculture can co-exist and thrive. The application allows farmers to tell beekeepers in their area when they plan to use crop protection products (including pesticide applications and the planting of treated seed). Beekeepers who have registered their hives will receive a notification if they are within five kilometres of the planned activity.

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PLANT A BUZZING GARDEN

By planting a Buzzing Garden, we can all help to improve the number and quality of honey bee food sources, and support them in feeding their hives. Every free Buzzing Gardens kit contains seeds for five different species of non-invasive Canadian wildflowers recommended by Pollinator Partnership, and can plant a garden up to five square feet. Order your free seed kit at .

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FARMS NEEDED FOR THESE STUDIES

1. Take part in the Ultimate Canola Challenge. 2. AAFC Brandon is testing pest management practices and habitat enhancement practices that may impact native pollinators. 3. Insect specialists are looking for canola fields to validate economic thresholds for lygus and flea beetles. 4. The University of Calgary and the Alberta Canola seek help in a large project aimed at determining where in the landscape yield is maximized.

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INSECTS: CUTWORM GUIDE, DBM MONITORING

AAFC has published a new cutworm guide, available as a free download, with descriptions of all pest cutworms in Canada as well as helpful management tips, including this excerpt from the scouting section….

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CLUBROOT: SANITIZING USED EQUIPMENT

Make sure soil is cleaned off any used equipment recently purchased from areas known to have clubroot. This is good biosecurity practice. Ideally, this should be done at the purchase location before bringing it home.

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EVERYTHING BLACKLEG AT BLACKLEG.CA

Got a question about blackleg? Anything at all? You’ll find the answer at the CCC’s new webpage.

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Canola Watch is a free, unbiased, timely and research focused weekly newsletter from the Canola Council of Canada Crop Production Team

You can subscribe to Canola Watch and search all the articles on the Canola Watch website

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Upcoming Events

canolaPALOOZA - Preharvest Tour

Join us at the canolaPALOOZA site in Lacombe for a look at harvest aids and a discussion on late season agronomy.
Aug 29
Lacombe, Alberta
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