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Categorized under "General" Definition as written by Terry: A freeze occurs when the surface temperature around a plant and the air temperatures are 32° Fahrenheit or lower.
In the United States, an advective freeze or wind-borne freeze occurs when an invasion of a large, cold air mass from the Arctic or Canada moves in. Clouds are typically present during a freeze, and the air is usually fairly dry. Such a freeze may be also be called a hard freeze or killing freeze - as opposed to a light frost or hard frost Definition as written by lv: Freeze Temperatures Defined
The classification of freeze temperatures is usually based on their effect on plants, with the following commonly accepted categories:
Light freeze:
29 degrees F to 32 degrees F
Tender plants killed, with little destructive effect on other vegetation
Moderate freeze:
25 degrees F to 28 degrees F
Widely destructive effect on most vegetation, with heavy damage to fruit blossoms and tender and semihardy plants
Severe freeze:
24 degrees F and colder
Damage to most plants
Definition as written by Resin: A freeze is defined as temperatures below 0° Celsius
Add to the definition by Terry, above: An advective freeze generally has wind speeds above 5 MPH and a cold air mass that extends 500 ft to 5000 ft above ground level.
Compare and contrast with the definition of frost
Add a definition to this term
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