Amplified Cal-Mag 15 Gal PK growers usually need to double

growers usually need to double or triple phosphorous levels

These leading-edge blocks have the optimal fiber structure and physical properties for crop uniformity

remain taut

Embrace the Vitality of Happy Frog®

providing your plants with all the benefits of this crucial element without the risk of overload

Amplified Cal-Mag 15 Gal PK growers usually need to doubleCal Mag Amplified Cal Mag Amplified is an ideal choice for supplementing your native soil with pure, rapidly absorbable forms of calcium and magnesium. Coco coir growers will greatly benefit from the use of Cal Mag Amplified by providing additional calcium to buffer the coco and maximize cation exchange capacity. Higher levels of magnesium are necessary for some plant varieties and heirlooms that originate from equatorial regions. The additional