Landscape Trees, Shrubs & Perennial Vines
Careful attention to early care and maintenance of a young tree will promote a vigorous tree that is resistant to pests and diseases and will require little or no pruning over the lifetime of the tree.
See links below related to:
BUYING A TREE
Quality Nursery Tree Selection (pdf) - UC
PRUNING YOUNG TREES
Training Young Trees for Structure and Form (pdf) - UC