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University of Illinois Extension

Glyphosate Herbicide Injury

Glyphosate herbicide drift on mum.

Glyphosate herbicide drift on mum.  


varies (1 = very little damage 5 = plants killed)


Affects all plants. Glyphosate is a non-selective herbicide.

Trees and plants with woody stems can be treated at the base of the plant with a glyphosate containing product if label is followed. Woody plants with brown and dark bark coloration is less suseptible to injury that ones with tan, green, or light colored bark.

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.    


This herbicide inhibits a key enzyme in the amino acid synthesis pathway.

Characteristics of activity:

Symptoms of injury:









 A free plant, weed, insect and disease identification service available through your local University of Illinois Extension office. Center Educators or State Specialists review & respond to information and digital images submitted by local Extension office personnel. Some samples may require further examination or culture work (nominal fee involved) at the U of IL Plant Clinic.
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Filed under problems: Herbicide Injury

More information is available on Hort Answers.