However, oilseed and plant disease specialists with the government aren't disclosing the location of those fields or the canola variety that is infected with blackleg.
Blackleg symptoms may develop in more mature plants during the later part of the growing season, and are distinguished from those that develop earlier in the season.
Control volunteer canola and other brassica weeds (stinkweed, shepherd's purse, wild mustard, flixweed) to prevent blackleg buildup during non-canola years.
