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Greenhouses allow us to grow plants even during the coldest and darkest days of the year – if you can keep the cold air out.

Watch the fascinating Geothermal Greenhouse experiment in Wyoming Zone 4b, where innovative techniques are used to extend the growing season in harsh climates. Learn how the geothermal heating system ...

Even in the coldest months, some fruit trees can thrive year-round in a glass enclosure. Controlled environments like greenhouses and cold frames can give you a head start on spring planting, help ...