Use the Cal-Mag to prevent and correct deficiencies of Calcium and Magnesium.
GREENHOUSE CULTURE:
1 To 3ML / LITRE
FOLLIAR
0.5/ LITER
WARNING!
When using Cal-Mag in a complete fertilization program be sure to check you PPM level.
The Mad-Lab Cal-Mag is far and away, one of our most popular items. People can't seem to get enough of it.
Inventory Last Updated: Mar 23, 2025
Inventory Last Updated: Mar 23, 2025