Posted 7/2/2016 06:04 (#5386579 - in reply to #5386400) Subject: RE: Best time do final herbicide spray on soybeans????
NW Iowa. / SW Arizona
I will never apply chemical to a flowering soybean again if I can help it. I did it a few years back trying to get some TWH and I felt it hurt my yield. Depending on your row spacing I'd say before canopy on 30" rows, as they will be flowering by then.