
Factors that increase the risk of sclerotinia development in a field: Sclerotinia present in area previous year Sclerotia needs 10 days of moist soil conditions (above wilting point) in order to develop apothecia High density of crop canopy Infection Sclerotia can overwinter in canola stubble. In wet conditions, and temperatures between 15-25 degrees, sclerotia develop... read more