Not at all. Potassium is one of them which you can't really go overboard with. It's necessary for the uptake of the other nutrients.



Not at all. Potassium is one of them which you can't really go overboard with. It's necessary for the uptake of the other nutrients.
Eric

I've been reading another thread over at APC:
http://www.aquaticplantcentral.com/f...ad.php?t=13786
Good info there.
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