sion take hold of you, you will never be of those who pave their 

 walks close up to the base of the tree. How under the sun can air 

 get to the roots, or how can water get there either, when a walk of 



Spraying Tree. 



impervious nagging, still worse of cement, is so close to the tree 

 that no sufficiency of bare soil is left to allow the ingress of either 

 air or water — those elements of such prime, such vital importance 

 to the tree? For mercy's sweet sake, give your tree plenty of 

 breathing space. 



Trimming Trees 

 The trimming of trees is so important and delicate a task that 

 the trimmings of all street trees is done by employees of the Depart- 

 ment of Parks, who are trained in that work. 



13 



