Just cut a piece off towards middle/top and inspect on a table that's what I do it's hard to inspect with mic on the plant.
Now if I were u I would for sure go another week or so u still have allot of white hair.
Hey message back when you'll be on this site again , I can answer any question u have about this, and it's very much around were I'm at if u here me, u no what I mean.
Hey brother looking good I would say there's nothing wrong it looks like there turning purple which is normal with low temps or a type of strain and bubba kush has phenos that turn purp
dude what bud you ether cant grow or had a major issue some were and ive been running reserva privada purple wreck for 2 years now and always am over 113GRAMS dry
im growing sour diesel reserva privada also and i made the mistake and didnt top shes over 6ft im using soil tho O and great job got to love healthy plants