Help Please. I Have A Problem With My Plants.

hey ive been growing for bout a month or so and my plants have started becoming sick and i dont kno wat to do bout it, my ph is at 5.8 havnt feed nutes for a while so i dont no wat the problem is ne1 hav ne ideas? it seems to being going copper on the iside of the leaves then spreads

commong man i need help asap

are you useing soil that has nutes added? it looks like you have nute burn, try flushing the soil

looks like a pH issue to me. check your runoff...and have you been checking the pH of your nutrient solution?

water issue, chlorine...