When you plant a fruit tree, you should be dedicated to giving the tree proper care and pruning to maximize both fruit quality and quantity throughout the life of the tree. Understanding the principles of pruning and practicing them are important. Pruning is both an art and a science. Be spaced about 6 to 10 inches apart on the trunk. with no branch directly opposite or below another. Year of planting – Newly purchased trees are usually unbranched trees 4 to 5 feet high (whips). At planting they should be pruned to a height of 30 inches.