Depending where you are located, and where the seeds were collected we can try to narrow it down. But like 013 said, it is definitely sativa leaning but hard to say which cultivar it could be. Lets start with that.
Oh yes! I use the same blood meal and it’s an excellent source of nitrogen and iron. Along with all the other amendments, I would say yes, nitrogen is the issue here. Try flushing next watering with a good amount of run off and get rid of it. Just water after that for a bit before attempting to...
Could be genetics, but she does look healthy.
Either way, lighting comes to mind.
How much light is she receiving and for how long? How close is the light? How intense is this light? And what spectrum is the light emitting?
Leave the bigger leaves for now but keep them off the medium. Try tucking & wedging the smaller leaves through instead. Cut them off later when she’s taller.