One thing we realized right away in our gardening in zone 3, is that we needed to have some kind of season extension if we wanted to grow anything beyond the basics. So we decided on building an A-frame greenhouse. Simple and easy, right? Well…. not when you decide to make it 2000sq feet. Yes, that was not a typo. So. What plan did we use? Well, we didn’t. We read lots of e-books, articles and blog posts, watched many youtube videos and then we decided to make up our own plan.
We originally wanted to do a sunken greenhouse using geothermal and use it all year round, based on the ideas and pla….