A number of foliar diseases have made an appearance in corn across Indiana.
34 articles tagged "tar spot".
Southern corn rust has now been confirmed in two counties (Knox and Warrick) and we are awaiting samples from Porter, Shelby, Bartholomew, Decatur, Jennings that are highly probable for this week in Indiana (Figure 1).
It is important to continue to scout for diseases in both corn and soybeans to make informed management decisions.
Most corn fields I have been in this week are pretty clean. A few diseases that I have seen include anthracnose, tar spot, and common rust in corn.
I am already getting questions on tar spot management as we finish planting corn here in Indiana.
There are a number of resources available for monitoring field crop diseases here in Indiana.
It is important to continue to scout for diseases in both corn and soybeans.
We are starting to see common diseases in the lower canopy of corn, as we were out scouting this past week as early planted corn has begun to tassel in Indiana.
The field crop pathology research program is continuing to track the distribution of corn and soybean field diseases in Indiana.
Southern corn rust has been confirmed in two counties (Knox and Daviess) this week both at low levels in Indiana (Figure 1).
