What defines the total height of a tree from its base to the top of its highest leaves?

The term that accurately describes the total height of a tree from its base to the top of its highest leaves is "Total Tree Height." This measurement delineates the vertical distance from the ground level at the base of the tree to the highest point of the tree, which is the apex of the highest leaf or foliage. Understanding total tree height is crucial in forestry as it can influence various ecological and biological assessments, including tree age estimation, biomass calculations, and habitat suitability for different species.

The other terms presented do not encapsulate this exact definition. "Tree Length" may imply a shorter measurement or different orientation than intended. "Tree Elevation" is more commonly associated with the height above a certain reference point, typically ground level, rather than the entire vertical extent of the tree itself. "Height Above Ground" could refer to specific measurements or heights of branches or trunks above the ground, which does not encompass the complete height of the tree. Thus, "Total Tree Height" is the most precise and relevant term for this concept.