College of Agricultural, Consumer & Environmental Sciences Illinois Extension

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Two Weeks after post-emergence herbicide application

Integrated pest management key to preventing herbicide resistant weeds

June 11, 2021

This is the third year in a row that I have seen tall waterhemp, over 6" tall, sprayed with a post-emergent herbicide combination containing dicamba. Last year, I noticed a few fields where it seemed that tall waterhemp had survived a late application of dicamba and appeared to have...

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College of Agricultural, Consumer & Environmental Sciences Illinois Extension

101 Mumford Hall (MC-710)

1301 W. Gregory Dr.

Urbana, IL 61801

Email: extension@illinois.edu

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Weeds Blogs

Integrated pest management key to preventing herbicide resistant weeds