Looks like you accidentally dialed in you're vpd, high temperature/high humidity. It seems to be a formula for success among advanced growers.
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Just picked up some Top Shooter. If anyone has experience using this id appreciate some info. H&G says to mix base nutes to 1.2ec and ph then add the top shooter. Have also read to put it in first then add base and ph. Im going to go really light with it since most people agree it can cause some foxtailing, which I cant stand. Plus it's expensiveas fuck