Virginia Big Tree Program

How to measure a tree: Circumference

Circumference of the tree in inches, measured at 4.5 ft. above ground.
* Measuring tree circumference

If there is a fork at this point, measure the smallest circumference below the fork.


Measuring low-branching trees

If the tree forks below the 4.5 ft. point, measure the circumference of the largest single stem above the fork.


Measuring multi-stemmed trees
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* Images from the California Registry of Big Trees.