in order to help you we need more info - what grow media? what nutes? how often do you feed? please take a look at this link
How to ask for grow support
that bronzed edge skinny leaf with heavy down taco curl looks like hemp russet mites to me…. if so they don’t go away & you can’t win…. it’s game over with russets and the advice given is scorched earth policy. Cover with trash bag & remove from your grow then burn or discard elsewhere
However I’ve been wrong before so let’s not get too excited just yet and see what other replies comes in
welcome aboard!!!