Sensi Cal-Mag Xtra, is a Canadian product of Advanced Nutrients, a calcium and magnesium supplement, enriched with microelements, ideal for hydroponics and soil.
Sensi Cal Mag Xtra is used to correct any deficiencies in Calcium or Magnesium (common towards the end of flowering), with excellent results, without risking damaging the roots.
It is the most comprehensive first aid kit designed specifically for the types of plants you grow ... hemp
It can be used as a supplement, or regularly as a stimulator if using osmotic water.

Hydroponics: Use 2 mL per Liter to correct deficiencies. Repeat after 1 week, if necessary.
Foliar Spray: Use 2 mL per Liter. Repeat after 1 week, if necessary.
As Part Of A Regular Feeding Program: Use 2 mL per Liter. Repeat after 1 week, if necessary.