This is not advice...it's just what I do...

I add a pinch of epsom salt, mixed with every water. Seedling to Harvest. (I think white widow is a "mag hog", too).
Dutch Pimp Reviewed by Dutch Pimp on . Mississippi Steve's first total indoor grow Ok... here it is... first the pics of the grow "room" Its a 6ft triangle, 8 ft tall with a home made fixture hanging from the open top via rope and pullys, with a half dozen 26 watt CFLs. The sides have a total of 10 2tube 48inch T-12, 5000K flourescent tubes. I have a 16inch box fan that blows in from the bottom. Rating: 5