UNITED STATES DEPARTMENT OF AGRICULTURE 

 BULLETIN No. 816 



Contribution from the Bureau of Plant Indnstry 

 WM. A. TAYLOR, Chief 



Washington, D. C. 



January 19, 1920 



STREET TREES 



By 



F. L. MULFORD, Horticulturist 



Office of Horticultural and 

 Pomological Investigations 



CONTENTS 



Importance of Shade Trees ... 

 Public Controi of Street Trees . . 

 Pianning for Trees on City Streets 

 Spacing Trees 



Page 

 1 

 6 

 8 

 9 



Condil!on3 for Tree Growth ..... 10 

 Kinds of Trees Suitable for City Streets . 14 



Qualities Necessary 14 



Trees for Different Regions ... 16 



Trees for Special Purposes .... 20 



Descriptions of Street Trees ..... 20 



Page 



Culture of Street Trees ....... 43 



Selection of Individual Trees ... 43 



Preparation of Holes 44 



Planting 45 



Pruning 60 



Stakes and Guards ....... 51 



Later Cara 52 



Care of Mature Trees 63 



Pruning 63 



Feeding 65 



Spraying ........... 65 



WASHINGTON 

 GOVERNMENT PRINTING OFFICE 



1920 



