Forests & Forestry
Trees are fascinating. The largest of all woody plants, they have well-defined stems that support a crown of leaves. The growth form varies by species and can be categorized. This publication has been created to provide professional foresters, arborists, students, Extension personnel, advanced homeowners and others a general understanding of how trees grow. Specifics will include primary vs. secondary growth, allocation of photosynthate, shoot growth patterns and crown shape.
"W227 Tree Growth Characteristics," The University of Tennessee Agricultural Extension Service, 10-0030 W227 8/09, http://trace.tennessee.edu/utk_agexfores/18