Plastic sheeting is used as a covering to help let in plenty of light while keeping the cold out. The greenhouse is also heated, and can maintain a 40 deg F temperature differential with 14,000 BTUs.
Gardening Know How on MSN2mon
8 DIY Mini Greenhouse Ideas To Extend Your Growing Season On A Budget5. Enclose a Shelving Unit An old shelving unit can be turned into a simple greenhouse with a plastic cover. Place plants or ...
Researchers at KAUST have designed an innovative new greenhouse system that passively cools plants and boosts yields.
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