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The Northfield Growers Story
Can a small group of gardeners in a cold climate provide fresh food for their community year-round? See our geothermal greenhouse case study.
The Bottom Line: Costs, Payback, and Incentives
Sticker shock got you down? Check out our practical guide to the costs, long-term savings, and financial incentives for geothermal greenhouse projects.
The High-Performance Envelope: Choosing Your Covering
Don't get lost in technical specs! For a greenhouse covering, only three things truly matter: light transmission, diffusion, and durability. Details here.
Designing the Greenhouse Structure
Don’t waste your geothermal system on a leaky greenhouse! Discover the essentials of foundation insulation and smart wall design to hold onto every bit of heat.
Energy Everywhere: Digging into Geo-Exchange
You don't need a volcano to use geothermal energy? Discover shallow geothermal, the "go-anywhere" tech that uses the dirt beneath your feet as a thermal battery
Going Deep: The Power of Hydrothermal Energy
Is it possible to generate electricity from water that isn't even boiling? Tackle binary cycle geothermal plants and other deep geothermal systems.
A Geothermal Primer: Understanding the Science
Think all geothermal energy comes from the Earth's core? Think again. This guide explains the science of geothermal and the surprising, critical role of the sun
Geothermal Greenhouses: Challenge or Opportunity?
Is your greenhouse really sustainable? Those tomatoes could be 6x worse than field-grown! See why geothermal greenhouses are both sustainable and affordable.
Can I Convert My Greenhouse to Geothermal?
It’s great to hear about all the advantages of Geothermal heating for greenhouses
Will a Geothermal Greenhouse Work for Me?
To most people in the world, "geothermal energy" means steaming hot water in very isolated areas
How Much Does a Geothermal Greenhouse Cost?
Just like any product, there is a wide range of costs, depending on how basic you’re willing to go or whether bells and whistles promise
How Can I Make Geothermal Work for Me?
Whatever system you use to heat your greenhouse, it’s important to provide as much insulation as reasonably possible.
How do Geothermal Greenhouses Work?
Geo-air systems rely on low-tech designs for a simple, affordable, easy-to maintain and cheap-to-operate geothermal heating
How do Sunken Greenhouses Work?
There are several ways that greenhouses can take advantage of geothermal heating, and each type has its own set of advantages.
Why Use Geothermal Heating in Greenhouses?
The primary purpose of a greenhouse is to keep an environment conducive to sprouting, growing and fruiting plants
Can Geothermal Energy Heat a Greenhouse?
Water and soil below ground contain a vast reservoir of thermal energy, thanks to the natural heat
What is a Geothermal Greenhouse? Part 2
Almost any kind of dense mass absorbs heat as it is exposed to sunlight.
What is a Geothermal Greenhouse? Part 1
Greenhouses, at the most fundamental level, are simply buildings designed to protect tender or out-of-season plants
Converting an Existing Greenhouse to Geothermal Heating
Most of the material on the topic of geothermal greenhouse design, focuses solely on building new structures from scratch.
Film vs Glass for Geothermal Greenhouses
There’s a common misconception that you’ll need either a completely buried or glass greenhouse to take advantage of geothermal heating, especially passive modes.
Greenhouse Designs for Maximizing Geothermal Heating
It’s not enough to select the right kind of geothermal heating system, distribution method, and heating load and automatically get good results from the equipment.
Water vs Air Geothermal Systems for Greenhouses
Air geothermal systems can use both dry wells and underground lakes and springs to supply heat, as do water systems.
How Does Geothermal Heating Work in a Greenhouse?
Geothermal equipment is based around the stable temperature of buried earth or water, but it’s a little more complicated than that.
Why Geothermal Heating for Greenhouses?
Before you undertake the research need to design a cutting-edge sustainable heating system for a greenhouse, you should explore why it’s a valuable technique in the first place.