Latest Articles

Canola Watch provides timely answers to top canola agronomy questions on diseases, insects, weeds and so much more.
Featured image for “Hail on flowering canola”
July 6, 2016

Hail on flowering canola

The later hail occurs in the season, the more damage it can do to yield. That said, flowering canola can, with enough time, recover
Learn More
Featured image for “What happens when flowers blow off?”
July 6, 2016

What happens when flowers blow off?

When a strong wind blows off a lot of canola flowers, the crop can recover fully by flowering longer.
Learn More
Featured image for “Sclerotinia: Risk factors and spray timing”
June 30, 2016

Sclerotinia: Risk factors and spray timing

If a field has regular rains or high humidity or both from two weeks before flowering and through flowering, then infection will likely occur.
Learn More
Featured image for “Highlights from canolaPALOOZA in Lacombe”
June 30, 2016

Highlights from canolaPALOOZA in Lacombe

canolaPALOOZA in Lacombe this week had many great features, including a canola-themed edition of Family Feud.
Learn More
Featured image for “Insect scouting: What may you find?”
June 30, 2016

Insect scouting: What may you find?

Lygus is one insect you may find in canola this week, but spraying lygus before pod stages rarely provides an economic benefit. Lygus do
Learn More
Featured image for “Trying a new product?”
June 30, 2016

Trying a new product?

Growers have lots of $5-per-acre treatment options that may or may not provide an economic return in their area or in combination with their
Learn More
Featured image for “When you see something new”
June 23, 2016

When you see something new

Before spending money on a treatment, growers will need to identify the cause. The Canola Diagnostic Tool can help you work through the possibilities.
Learn More
Featured image for “Top 10: Highlights from June 21 canolaPALOOZA”
June 23, 2016

Top 10: Highlights from June 21 canolaPALOOZA

By this stage of the season, flea beetle and cutworm risks are lower because crops are bigger and these two insects are in natural
Learn More
Featured image for “Sclerotinia stem rot risk: The basics”
June 23, 2016

Sclerotinia stem rot risk: The basics

Earliest canola fields are coming into flower, and many areas of the Prairies have more than enough moisture to elevate the sclerotinia stem rot
Learn More
Featured image for “Volunteer your fields for the SK disease survey”
June 23, 2016

Volunteer your fields for the SK disease survey

If you would like a field tested for clubroot as part of the Ministry’s survey please email pestsurveys@gov.sk.ca with your name, phone number, RM
Learn More
Featured image for “Early flower is weevil time”
June 23, 2016

Early flower is weevil time

Keys to the spray decision are scouting and timing. The economic threshold is 20 CSPW per 10 sweeps generally across the field. If weevils
Learn More
Featured image for “How-to videos on scouting and sweep netting”
June 23, 2016

How-to videos on scouting and sweep netting

Cabbage seedpod weevil and lygus thresholds are based on sweep net counts. Here are three videos that can help with scouting and sweep-netting tips
Learn More

Get Canola Watch in your inbox

E-newsletter sign up
Ask a question