Need help, not sure if its a deficiency or excess

[Choctaw]

By the way, that's a nice grow you have, the tall plant in the back has a nice cola going!

Thanks, it was a nice run 3 plants different phenos. Had a few issues but pulled through for my first grow. After these are done I have some decisions on what to grow next, lol.
These are ilgm banana kush auto.

the back left is a photo from some fruity pebbles cbd i found a seed in.

 

[Del boy]

Dont flush either lol. Thats oldschool bro science and there is no benefit. Feed your plants all the way til harvest.