2 different DIY heaters to keep the chicken's water from freezing.
With winter here anyone raising chickens knows they have to have some way of keeping the water from freezing so the chickens can actually drink some. Here are 2 neat ways to keep the water from freezing in the coop thanks to backyardchickens you can do either of these yourself, I also think either of them could be used to provide a little warmth in the greenhouse as well.
Cinder block “heater” to keep the chickens water from freezing
Flower pot chicken water heater