IR-4 Generic – IR-4 Project

Keeping Mint Growing: IR-4’s Critical Role

Posted on May 13, 2026May 14, 2026 — Robin Siktberg

Learn how IR-4 supports US-grown mint with pest management solutions.

Posted on April 15, 2026 — Hannah Ross

Learn more about Lina’s specialty crop roots & vision for IR-4.

Posted on March 17, 2026March 18, 2026 — Hannah Ross

Congratulations to all the award recipients!

Posted on March 11, 2026March 11, 2026

Pyridate was registered for use on mint, kohlrabi, brassicas and field corn.

Posted on February 23, 2026February 23, 2026 — Hannah Ross

New director joins IR-4 on March 9, 2026.

Posted on February 13, 2026February 13, 2026

Permethrin was registered for use on arugula, cress, dragonfruit and more.

Posted on January 21, 2026April 30, 2026

Save the date for the 2026 Food Use Workshop.

Posted on December 17, 2025December 17, 2025

Wishing the specialty crop community a happy holiday season!

Posted on December 10, 2025December 11, 2025 — Hannah Ross

Applauding Jerry Baron’s incredible 40-year career with IR-4.

Posted on November 19, 2025November 20, 2025 — Hannah Ross

Congratulations, Thierry Besancon and Armando Monterroso!