brownish/yellowing spots

on a few of my plants there are little brownish yellowish spots on the tips of my leaves, also lower leaves yellowing. maybe a nitrogen deficency? im not sure...please help identify and solve this little problem... everytime i get comftorable i start thinkin that the spots have spread over the whole plants. its nerve racking as hell. thanks in advance for your help
 

LUDACRIS

New Member
on a few of my plants there are little brownish yellowish spots on the tips of my leaves, also lower leaves yellowing. maybe a nitrogen deficency? im not sure...please help identify and solve this little problem... everytime i get comftorable i start thinkin that the spots have spread over the whole plants. its nerve racking as hell. thanks in advance for your help

post some pictures and more info.
https://www.rollitup.org/marijuana-plant-problems/18948-read-first.html

LUDA.
 
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