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University of Illinois Extension

Pigment Inhibitor Herbicide Injury

Mesotrione herbicide drift on tomato.

Mesotrione herbicide drift on tomato.  


Detrimental affects are more likely to occur on broadleaf plants that are annual or biennial rather than perennial in their life cycle.

The list below of specific plants is NOT all inclusive. It reflects the authors' experience as well as University of Illinois herbicide injury research trial results.    


These herbicides inhibit the production of certain photosynthetic pigments in the plant.

Various: clomazone (Command), isoxaflutole (Balance PRO),mesotrione (Callisto and a component of Lumax and Lexar), and tropamezone (Impact).

Characteristics of activity:

Symptoms of Injury:


Filed under problems: Herbicide Injury

More information is available on Hort Answers.