The same as any other hen.
A lot of it has to do with what bloodline they are, how well you take care of them, and how much stress they are under.
I have four Maran hens. They are pretty good brooders although we didn't let our Marans have chickens for we don't want to overcrowd all our hens. In my opinion I say they're better layers than brooders.
42 weeks
All hens lay eggs.
It takes about 24 hours for a hens to make an egg and after she has started to lay them them regularly she with lay 1 egg a day.
There is no such thing as a "boy hen". Hens are female chickens.
they can live for 7-9 years but will only lay eggs until they are 3 years old
Hens are mom chickens and roosters are dad chickens. Only mom chickens, hens, lay eggs. They lay eggs all year.
It can take 6 to 12 months before Barnevelder hens start to lay eggs. The exact time is different for each hen.
Roosters don't lay eggs. Hens do.
Hens typically like to lay in the morning hours. However, that is not a guarantee.
all hens lay eggsregardlessof anything also what is a "sangria" hen?
Yes, hens can lay eggs for 2-3 years.