help? lower leaves dying?

yea dude 8 is wayyyy too high and 5 is wayyyy too low...6.5 is where its at

and nvm on the sex question i had light leaks which i have hopefully fixed. so maybe now itll start to flower. if it survives the transplant shock

I am having a problem with bugs, can anyone help

not trying to be an asshole or anything but dont thread jack and ive read/seen lots of threads and pages on google about bugs there mixes you can mist plants with and things just google it man.