Grow Room Jack The Spliffer's Garden Of Weeden

The cal mag in my water doesnt seem to be enough heh. What problems do you run into wiht using a cal/mag?
 
Thats interesting. I wonder why you get light burn when you use cal/mag.
 
I'd like to know the same thing? I've suffered some light burn under my Mars II. I'd never have guessed it was tied to Cal/Mg usage.
 
Man after my own heart! :Cheers:
 
"Munch..munch..munch
 
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