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Term: Frost ring Class:  
 vernacular   (0%)
Created 6 June 2017
Last modified 6 June 2017
Contributed by GCW Glossary

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Definition: A false annual growth ring in the trunk of a tree, due to out-of-season defoliation by frost and subsequent regrowth of foliage. A frost ring is identified by a thin light ring within the annual growth ring.  AMSglossary 

 GCW 
Examples: