can anyone with experience of growing help with diagnosing what is wrong with my plants is it lack of nitrogen or something else the plants are blue cheese they are about 5 weeks old now and I'm gong to turn over to 12/12 soon but would like to sort this out first. they are currently on 18 day light with a 600 hps iv not gone mad with fertilizer so that why I'm thinking lack of something but don't wont to over firt and burn them thanks
