mid flower

This girl is in mid flower and most of my fan leaves are rapidly yellowing I hit it with some phosphorus and Cal mag 3 days ago. How do l slow down the yellowing?

Test

alright mid to late flower like week 4-6 how can I tell if I re veged? I have a fluorescent shop light I turn on that isn't on I timer that was left on 30-45 minutes after my leds shut off. it may have happened a couple days in a row but is no longer an issue. Any thoughts on the matter would...

Hey everybody, I'm new to this site but I have some cindy 99 that's 5 weeks 1 day in flower. 36 days from 12/12 flip How much longer on this girl do you think? Im thinking 2 more weeks then start flushing. They say it's an 8 week strain from bc seedking.....but I know breeders just say that...