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michael jantzen

michael jantzen

Santa Fe, NM, US

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Commercial greenhouse built in 1980. The plants could be moved on a large mobile platform in and out of a underground tunnel from day to night in order to keep the plants warm during the winter without supplemental heat.
Commercial greenhouse built in 1980. The plants could be moved on a large mobile platform in and out of a underground tunnel from day to night in order to keep the plants warm during the winter without supplemental heat.
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Early built greenhouses and other places in which to grow plants.

A series of early built greenhouses and other places in which to grow plants that I designed and built mostly in the 1970s and 1980s.

 
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Status: Built
Location: Southern Illinois

 
The plants could also be moved in and out of the main greenhouse in order to harden them off before olanting.
The plants could also be moved in and out of the main greenhouse in order to harden them off before olanting.
Inside the main greenhouse and the mobile platform.
Inside the main greenhouse and the mobile platform.
Small backyard greenhouse 1973.
Small backyard greenhouse 1973.
Prefabricated, modular, backyard greenhouse, 1974.
Prefabricated, modular, backyard greenhouse, 1974.
Solar heated insulated greenhouse open day position1974.
Solar heated insulated greenhouse open day position1974.
Closed night position.
Closed night position.
outdoor storage built into the north wall.
outdoor storage built into the north wall.
Interior
Interior
Solar heated sauna 1974.
Solar heated sauna 1974.
Solar heated insulated greenhouse, 1980.
Solar heated insulated greenhouse, 1980.
interior
interior
The Growth Accelerator 1987. Designed and built for the Missouri Botanical Gardens in St. Louis.
The Growth Accelerator 1987. Designed and built for the Missouri Botanical Gardens in St. Louis.
The plants were automatically moved in and out of an insulated chamber from day to night in order to conserve the heat energy needed for plant growth.
The plants were automatically moved in and out of an insulated chamber from day to night in order to conserve the heat energy needed for plant growth.
Only one section of the structure was large enough for one person to access the plants as they moved past on stainless steel benches.
Only one section of the structure was large enough for one person to access the plants as they moved past on stainless steel benches.
View inside the insulated chamber.
View inside the insulated chamber.
The plants automatically or manually moving from the insulated chamber into the greenhouse section of the structure.
The plants automatically or manually moving from the insulated chamber into the greenhouse section of the structure.
The benches were fitted with solar thermal mass used to heat the insulated chamber at night during the winter.
The benches were fitted with solar thermal mass used to heat the insulated chamber at night during the winter.
View of our experimental organic gardens, greenhouse, and insulated cold frames.
View of our experimental organic gardens, greenhouse, and insulated cold frames.
The Solar Round, 1980. A small greenhouse module hung onto a house with built-in solar thermal mass and plant shelves. during the day the plants are on the outside of the house contained within the plastic cylinder. At night the plants and solar thermal mass rotate to the inside.
The Solar Round, 1980. A small greenhouse module hung onto a house with built-in solar thermal mass and plant shelves. during the day the plants are on the outside of the house contained within the plastic cylinder. At night the plants and solar thermal mass rotate to the inside.
Plants and thermal mass mounted onto an insulated wall rotate automatically and/or manually to the inside of the house to keep the plants warm, and to help heat the house with the solar heated thermal mass.
Plants and thermal mass mounted onto an insulated wall rotate automatically and/or manually to the inside of the house to keep the plants warm, and to help heat the house with the solar heated thermal mass.
A small window unit.
A small window unit.
A Bio Filter and light combination, 1990. The plants are used to help purify the indoor air of a house or office. The indoor air is drawn into the bio-filter with a small fan where the leaves of the plants pull pollutants out of the air before it is blown back into the room..
A Bio Filter and light combination, 1990. The plants are used to help purify the indoor air of a house or office. The indoor air is drawn into the bio-filter with a small fan where the leaves of the plants pull pollutants out of the air before it is blown back into the room..
Smaller version of the Bio-filter.
Smaller version of the Bio-filter.