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CalMag

Is CalMag required during the flowering phase?

4 comments

Comments (4)

Aug 14, 2019

I am growing indoor with LEDs, Fox Farm nutrients and Miracle Grow potting soil. Height is the reason I need to force flower.

Mr. Grow It

Aug 15, 2019

Replying to

Got it. You may want to have CalMag on hand. In my experience, some strains will become deficient in calcium/magnesium if not added along with FoxFarm nutrients.