how long is a hen fertile?

[jimmyp]

A White Leghorn hen is bred to a Rhode Island Red rooster..........
How long or how many of her eggs will hatch the WLxRIR chicks? 1 month? 1 year? 'til she dies?

 

[AlienChick]

I always allow 21 days to pass just to be absolutely sure.

 

[jimmyp]

Thanks, Alien Chick
I had no idea.
j