Return to Canola Council Home
Seed well under time pressure | Tackle weeds now | Bugs to watch for | Grasshoppers incoming…
Questions of the Week
May 29, 2024
Grasshopper
-
-
Questions of the Week
July 6, 2023
Sclerotinia spray decision | Grasshoppers | Flower blasting | Make time for field tours…
-
Topics for the Week
July 6, 2022
Sclerotinia risk is building | Lygus bugs | Grasshoppers | What's wrong with that crop?…
-
Topics for July 14, 2021
July 14, 2021
Lygus bugs | Grasshoppers | Hail | Will canola recover from heat?…
-
Insect update: Spray or not?
August 19, 2020
Numbers for August-emerging flea beetles have to be very high — perhaps 100 per plant — before economic losses occur. Some patches might be that high…
-
Insect update
August 21, 2019
As predicted by moth traps, the Peace region has fields at thresholds. Beyond there, a few field here and there across the Prairies have been sprayed but the worm is not a problem on most fields…
-
Insect update: Grasshoppers, DBM, cutworms
June 27, 2019
Grasshoppers are causing some problems this week in areas that remain dry. As for areas that got rain, the rapid crop growth that results should reduce the economic risk from grasshoppers…
-
Grasshopper: Thresholds and scouting tips
July 26, 2018
The nominal threshold for canola is seven to 12 per square metre. This article provides tips on how to scout…
-
Grasshoppers thrive in hot, dry conditions
July 19, 2017
Grasshoppers can thrive in hot weather. The nominal threshold for grasshoppers in canola is 7-12 per square meter, with the low end more appropriate in dry conditions…