I don't have alot of advice since I'm still new to all of this, my chicks are 6 weeks, 5 weeks and 4 weeks old. I have the following chicks
2 Buff Orpingtons
2 Isa Browns (red sex links)
1 speckled sussex
1 silver laced Wyandotte
1 California white (supposed to be but still not 100% sure...