Aug. 27, 2009 -Waterhemp is becoming a bigger concern for growers in the US Midwest, and is also appearing in fields in Ontario. Of vital importance is to identify this weed, which is resistant to four herbicide classes.
August 27, 2009
I’m riding shotgun with Aaron Hager, University of Illinois extension weed specialist. We’ve been out weed watching. This generally consists of Hager swerving off the road occasionally to do an inspection of some curious looking weed.
Today, we pass a perfectly lovely and weed free field of soybeans—except for a small strip of waterhemp near the field entrance. “This weed was run over and missed getting sprayed,” says Hager, as he examines the offenders. “But this one got hit with glyphosate and survived.”