Cutting Edge Solutions Cal-Mag Amplified, 6 galDescription Cal Mag Amplified: An optimum choice for enriching native soil with pure and quickly absorbable forms of calcium and magnesium. Cal Mag Amplified is particularly beneficial for coco coir growers by providing extra calcium to buffer the coco and maximize cation exchange capacity. Benefits: Certain plant varieties and heirlooms originating from equatorial regions demand higher levels of magnesium. With the additional source of magnesium, Cal