The degree to which a tree’s stem or trunk decreases in diameter as a function of height above ground. Related Images:
Archives
Scaffold whorl
The first three to four branches on a trunk uniformly spaced. Related Images:
Radial spacing
The horizontal spacing of branches around a trunk. Related Images:
Pollard
A method of tree pruning that involves heading back severely to main branches each year so as to produce a thick, close growth of young branches. Related Images: