Build a $300 underground greenhouse for year-round gardening

Learn how to build a walipini greenhouse like this one
Learn how to build a walipini greenhouse like this one

“Growers in colder climates often utilize various approaches to extend the growing season or to give their crops a boost, whether it’s coldframes, hoop houses or greenhouses.

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Earthbag Pit Greenhouse Plans

I see at least two main approaches to building a pit house with earthbags: 1. Mimic Mike Oehler’s greenhouse design using earthbags instead of poles and shoring. 2. Mimic conventional walipini pit greenhouses. That’s what I’ve chosen to do in the following drawing. It’s very similar to typical walipini’s, so follow the directions in the … Read more

Earthbag Pit Greenhouses

Greenhouses are very popular for extending the growing season, but heating them in cold climates is expensive. In contrast, pit greenhouses — greenhouses built into the earth — use free solar energy from the sun for heating. The temperature of the earth (usually around 55-58 degrees Fahrenheit) helps stabilize the temperature in the greenhouse. One … Read more