cold frame

noun

1. a bottomless, boxlike structure, usually covered with glass or transparent plastic, and the bed of earth that it covers, used to protect plants.

cold frame

noun

1. an unheated wooden frame with a glass top, used to protect young plants from the cold

Word History and Origins

Origin of cold frame¹

First recorded in 1850–55

Example Sentences

What would be better: a greenhouse or a modest cold frame?

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“Sometimes when I go to the cold frames to pull something out, and I have half-forgotten what’s in there, it’s like pulling a surprise out of a grab bag,” she said.

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Don’t open your cold frame if the temperature is below freezing, during a snowstorm, first thing in the morning, or in the evening or beyond, Warnock says.

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An open cold frame would be ideal, where they could be left over the winter.

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Buy Nothing Atwater member Kirsten Eggers had long been meaning to build cold frames with the doors that had been collecting dust in her backyard.

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Related Words

• back yard 
• bed 
• field 
• greenhouse 
• nursery 
• patio 
• terrace