Posted 7/7/2020 11:17 (#8359221 - in reply to #8358688) Subject: RE: Spray morning or evening when hot ?????
I've only seen it happen once, but in extreme heat/dry I was spraying weedy RR beans. Killed the weeds until mid afternoon. Once the beans turned the leaves and weeds looked wilted late afternoon I had to respray after a shower and cooler weather.