I don't think its recomended for late in flowering. I don't like to use it anytime during flower at all, even early.
Maybe try a sulphur burner or something. THey are expensive, but to save a crop it may be worth it.
I don't think its recomended for late in flowering. I don't like to use it anytime during flower at all, even early.
Maybe try a sulphur burner or something. THey are expensive, but to save a crop it may be worth it.