It's only a one night cold spell. A single-night aberration means ZIP, right?
Florida oranges survive cold snap without major damage
By msnbc.com staff and news service reports

Icicles cling to oranges in a small grove just after sunrise Wednesday in Seffner, Fla.
PLANT CITY, Fla. – Florida’s citrus and strawberry growers are breathing a sigh of relief after enduring a night of sub-freezing temperatures without major crop damage.
Temperatures dipped well below freezing for several hours early Wednesday across central and north Florida. Growers say the extreme cold didn't last long enough to do lasting damage.
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Record low set at Gainesville: A low of 20 degrees breaks the old record of 22 set in 1900.
Record low tied at Jacksonville: A low of 22 degrees ties the old record of 22 set in 1887.
Record low tied at Tallahassee: The low of 18 degrees at Tallahassee Wednesday morning ties the previous record of 18 set in 1928.
Record low tied at Apalachicola: The low of 26 degrees ties the previous record of 26 set in 2010.
Record low at Archbold biological station: The low of 16 degrees broke the record for the date of 28 set in 2001 and 1984.
Record low set at Alma: A low of 19 degrees breaks the old record of 21 set in 2001.