PRUNING YOUNG TREES 205 



ing given young trees serves as a stimulus and often 

 causes too much vegetative growth (83). 



166. Objections to summer pruning. Some growers 

 are opposed to summer pruning on the ground that it 

 weakens the trees, that it is devitalizing, that it is unwise 

 to remove any of the leaves as they are the "lungs" and 



FIG. 169 ABUNDANCE OF FRUIT SPURS IN THE LIGHT 

 This limb in the upper part of an Italian Prune tree shows that the spurs have 

 had abundant light. Note the individual spurs, and the small fruiting limbs are 

 short, stocky and vigorous. However, it would be desirable to remove a few of the 

 smaller branches to prevent too heavy shading of those below. 



