CHAPTER I 

 TOWN PLANTING 



JL 



PROBABLY no work connected with horti- 

 culture requires more judgment and good 

 management than the planting of trees and 

 shrubs in urban districts. The materials 

 and soil of which streets and town gardens 

 are usually formed are ill fitted for sus- 

 taining a healthy condition in trees and 

 shrubs for any length of time. This fact, 

 coupled with the impurities of the atmo- 

 sphere in densely populated centres, has to be 

 constantly borne in mind. In more favour- 

 able districts all that is necessary is to open 

 a pit of sufficient size to contain the roots 

 of the tree or shrub to be planted; but in 

 towns the soil, often hard as iron and com- 

 posed mainly of refuse building materials, 



