I put one in. Sylvie. She has spent two nights on a nest.
I haven’t put the second one in with her yet as I don’t think the second one has fully made up her mind.
Here is Sylvie in her jail.
Thanks. Tomorrow it is! I was too tired this evening to set up the feed and water but I will do it first thing and then pop her in.
One of her comrades is beginning to consider being broody so I may be dealing with both of them.
I tried the frozen bottle and frozen Tupperware and it got me nowhere.
Then I tried blocking access to the nest boxes but then I had a riot on my hands from the other hens.
So I copied @aart's set up (thank you for sharing that) and it worked. I had one day-release failure, but then another 24...