Flowering Week 1 was without any special incidents.
I was happy with the overall growth of the plant, as it was now filling most of the available surface.
@Zarayju, Sorry for the late answer, I was not checking here frequently.
I've bought those from Lientec-LED. They also offer a lot of DIY-Sets. Keep in mind to also order some aluminum profiles, as the heat of the LEDs needs to be dissipated.