Canola Watch quiz – Symptoms and causes

This quick quiz has three images showing pretty distinct symptoms. What caused them?

1. What caused this cupping?

2. What caused this purpling?

3. What happened to the plants marked with "1."?


The Canola Diagnostic Tool will show the many possible causes for specific symptoms. It can show what questions farmers and agronomists need to answer when trying to diagnose something. Got a question for Canola Watch?