Posted 3/19/2020 19:06 (#8120136 - in reply to #8119500) Subject: RE: Cold weather burndown?
Bow Island, Alberta
We do let's of spraying in the spring when it's cool. If its just small annual weeds, the rule of thumb here is to wait until it gets to 10C (50F) to spray after a frost. If it didn't freeze overnight, then you can go at lower temps.