i would focus on a good nute products and good genetics. you will get the hard nugs with good feeding and genetics
Inter veinal chlorosis. green veins light inner area. mag def
what is room humidity?
You need to update your lighting. In the end you will have more control and better yield. LedĀ $450 for 4×4 or 5×5 flower
Looks like Iron or magĀ def. Possibly some Cal-Mag would clear this up. if water temp, ph, and humidty is good
Are you over 21 years of age?