I have a vitality booster that I use w every watering up till last week when I flush its called Alg-A-Mic N-P-K 0.1-0.1-0.1 and 0.2 calcium and 0.1 magnesium made by BioBizz. I've heard bout something called CalMag...I can't find it here in Europe, I guess its a U.S brand?! that 1 should be the...