My leaves are yellowing four weeks into flowering, i'm pretty sure its a nitrogen deficency. Should I add nitrogen at this point or let the leaves yellow and die?.

Thanks
amdp Reviewed by amdp on . four weeks into flowering and leaves yellowing. My leaves are yellowing four weeks into flowering, i'm pretty sure its a nitrogen deficency. Should I add nitrogen at this point or let the leaves yellow and die?. Thanks Rating: 5