Yes it does.
I've been using megacrop for 3 weeks now with a bud booster, cal mag, and silica in a dtw setup.
Once everything is mixed, ph hovers around 6.5. I ph down to 5.7 and within a few hours the ph will creep back up to 6.0, then it will settle at 6.2.
At this point I will ph down to...