I send mine at 8:30
between 7 and 8 on school days and she can stay up late on friday. but otherwise i keep her on schedule.
8:00 on school nights. 8:30 or 9:00 on the weekends.
My dh works nights so our 4 month old dd usually will go to be anywhere between 11-1am! We are moving next month and hoping to start her on a bed time habbit around 8:30/9pm!
DS1 goes to bed at 10, DD1 goes to bed at 9. DS2 and DD2 go to bed at 8 30, DS3 goes to bed at 7 30.