Soil moisture and temperature (frost) are the most important environmental factors controlling stand establishment. Physical damage from wind, hail and excess water can also be a concern for canola plants…
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Canola Council Encyclopedia Entry
Canola growth stages
The efficacy of many crop management decisions (such as fertilizer or crop protection products applications to swath or harvest timing) are dependent on crop growth stage timing. In addition, the…
Read moreClubroot
Clubroot is a serious soil-borne disease of cruciferous plants, such as canola. In canola, it causes swellings or galls to form on the roots, which can ultimately cause premature death…
Read moreSclerotinia stem rot
Sclerotinia stem rot is one of the most economically significant canola diseases in Canada. This disease, caused by the fungus Sclerotinia sclerotiorum, is heavily influenced by environmental conditions leading up…
Read moreSeedling disease complex
Canola is vulnerable to a number of seed and seedling diseases, including those caused by Rhizoctonia solani, Fusarium species and Pythium species. However, in addition to effective scouting at the…
Read moreAlternaria black spot
Alternaria black spot is a plant disease caused by several species of fungal pathogens in the Alternaria genus. This minor disease does not affect Brassica napus canola cultivars until late…
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