Tar Spot: 2022 Update
By: Justin Hunter, Sales Agronomist
Tar spot in corn has been a hot topic in the Midwest for the last few years. Most farmers in eastern Iowa have probably heard of the detrimental yield impact it has caused in areas of Illinois but have yet to see it affect their crop – so most are probably thinking, ‘what’s the big deal?’ In order to acknowledge the threat of tar spot, one must first understand how the disease disperses, infects and damages the crop.More