50 Landscape Gardening 



away the better. In Fig. 19 is shown a one-sided tree, which 

 may be put into condition to make a good form by cutting 

 off the branches at the lines a, when with full exposure to 

 air and sunlight it will take an upright symmetrical growth. 



Pruning Old Trees 



Fig. 27 illustrates an old tree which has been severely 

 pruned. Before pruning, long straggling branches were 



FIG. 27. An Old Tree Headed Back. 



exposed to the hot sun and drying winds and the sap so 

 retarded that very little new growth could be made. If 

 these branches be headed back as shown in the figure, a 

 new growth will soon be sent out, the trunk and branches 

 soon be clothed and protected, and the form much improved. 

 The best instance of the success of this kind of pruning to 

 which I can call the reader's attention may be seen at the 



