Because some US friends in a Facebook group who have been hit by unusually cold weather were asking, I took some video footage I had and made a video of how we heat our greenhouse (without electricity) in the winter.
So did the insulation and clay pot heaters end up helping?
Our greenhouse is very small, about 5 square meters or 50 square feet. It was very cheap and isn’t well insulated, so I add a layer of bubble wrap (also fairly thin because I couldn’t source anything more substantial). Continue reading