MSU & Supplementing Magnesium

[Ray]

Originally Posted by Masdyman

If at approx 1025ppm at 1.25ml per l that is 5.68ml to 4.54 l or 1 Gal ,one of the posters said someone using 2TBLS that would be 30 ml GAL so would be about 6000ppm so the Mg can have no effect on burning roots then right ?

No, that's wrong.

If you'll go back a reread the thread, the comment was that the Epsom Salts was fed with plain water at different times from fertilizer, as otherwise there was a toxicity. I'd attribute that to simply too high of a concentration of stuff in solution.