Most say 4 at a minimum. I would do 6. I have a flame angel in QT right that I got about the same time as you. I will do 6-8 but I am in the of a basement remodel so I might wait longer.
It is your call buy you are at the minimum time. Maybe hold out for 1 more week
*180 gal Display, 100 gal basement sump, 33 gal refugium, 3x250 MH, 2x160 VHO actinics, zoos, some softies, LPS & lots of acros and other SPS.
*100 gal prop tank plumbed into main system w/ 2x96 PC lights and 1x150 MH,