m0useanswered grow question 1mo ago https://420life.com/wp-content/uploads/2021/10/Marijuana-Leaf-Deficiency-Chart-scaled.jpg
looks like the begining of Mg issues but other things can cause this. Look at your grow and troubleshoot. EC/PPM, PH, Temps, RH, check where their at and if they on point. then look into Micros vs Macros in your feed.