| Term: | Frost ring |
| 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 |
| Term: | Frost ring |
| 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. |