WHAT IS BIOBIZZ CALMAG?. Biobizz Calmag has been designed for the professional grower and the hobbyist that needs an extra boost of Calcium and Magnesium in their grow. WHY CHOOSE BIOBIZZ CALMAG?. Either if you need to stick with soft tap water or go down the RO path, Biobizz Calmag brings you a 100% organic and certified solution for Ca/Mg deficiencies.
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