NPK RAW Calcium/Mag 2lbCalcium is essential for living organisms, in particular in cell physiology, where movement of the calcium ion into and out of the cytoplasm functions as an important signal for many cellular processes. Supplement any feeding program. Easy to use. Fully soluble. RAW Calcium Mag is a fully water soluble calcium additive which dissolves quickly in water without any residue.

EC Range: 0 – 9990 µS

Get the color you want when it’s time to harvest

Temp: ± 1 °C / °F

let alone prosper

This is especially important for the creation of a “live soil"

100% natural

Expanded size: 8

The first and ONLY complete STARTER PACK on the market with FULL size retail bottles

The HM-100 is a pH/EC/TDS/Temp monitor ideal for all water quality testing

fulvic acid

bringing deseases in to the plant via weak roots often in combination

Volcanic Rock / Composted Rice Hulls / Worm Castings / Limestone /