Uploaded May 2022 | Updated September 2026, 1 day ago

---

Click "Show More" For list of resources below.
Doug shares his full plan, design and sources in building his geothermal greenhouse.
- Greenhouse Plastic: farmplasticsupply.com
- SE Idaho Excavator: Brad Speakman 208-351-5087
- Greenhouse Thermometer/Hydrometer: amzn.to/3FmuK7H
- Geothermal Fan/Blower: amzn.to/3Fs2alw
- Variable Fan Speed Controller: amzn.to/3MZSPUC
- High Tunnel Greenhouse Vent with Automatic Opener: agriculturesolutions.com/high-tunnel-greenhouse-vent-with-automatic-opener
- Greenhouse Kits: obcnw.com
- High Tunnel Kits: FarmesFriend.com