Severe cases of tar spot in corn can kill plants and result in grain yield losses up to 60 bushels per acre.¹ How can something as simple as residue management help you mitigate the impact of this ...

Whether tar spot is a significant problem for corn growers this season is yet to be seen, but one thing you need to know – it’s already showing up in some Midwest fields. The second week of June, the ...

Agronomist Ryan Gentle shares scouting tips and spray timing strategies to control tar spot, southern rust and other corn ...

Since tar spot was first found in the United States in 2015, it has continued its expansion into the upper Midwest. This year, it has been found in corn fields in 44 counties across South Dakota. Tar ...

COLUMBIA, Mo. — When it comes to tar spot, University of Missouri Extension plant pathologist Mandy Bish provides some perspective for the state’s corn producers. “If you see tar spot in the lower ...

TOPEKA (KSNT) – Officials are monitoring the spread of a disease that is hurting corn production in Kansas. Tar spot appears as small, dark, raised spots on infected corn and can appear on the leaves, ...

Tar spot, a fungal disease that has steadily established itself in Kansas cornfields over the past few years, has been detected again in the state, with the first confirmed report of 2025 occurring ...

Southern Corn Rust: Southern corn rust was officially confirmed in Posey County this week. We currently have two positive counties and one probable in Indiana. We need your help – if you are out ...

The collaboration is supported by grants from the Indiana Corn Marketing Council and an Innovation Voucher from the state of Indiana. Jin’s team also will develop algorithms that pick up the color ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. JOPLIN, Mo. (KSNF) — A fungal disease ...

JONESBORO, Ark. (KAIT) - A pathogen capable of affecting crops is making its way to Arkansas and residents could unknowingly be spreading it. Tar spot is a fungal disease that affects corn. Travis ...