Canadian Forestry Journal, May, ip20. 



217 



"The kindliest thing God ever made. 

 His hand of very healing laid 

 Upon a fevered world, 

 Was Shade." 



cant ! 'Trees which make abnormal 

 g'rowth are generally short-lived and 

 sul))ect to injury and disease. Their 



wood alhO is too brittle and breaks ofF 

 in storms, becoming a source of dan- 



p' r i() the citizens. 



Mearurements of Trees Planted 10 Feet Apart, giving the Average Growth 

 per Year for a Period of Four Years. Soil Conditions Very Variable. 



Name of Variety 



Average 

 Growth 

 T*er year 



Greatest 



Growth in 



One vear 



inches 



Sugar Ma])le 1 • 



Silver Maj)]c 35 



White Birch 37 



Canoe Birch 28 



Yellow Bircli 3^ 



American Elm 29 



White Ash 3^ 



Black Ash 22 



Green Ash -5 



Red Ash -'o 



Manitoba Maple 30 



Plane Tree or Sycamore 30 



White Poi)lar . ' 60 



inches 



24 

 ^8 

 60 

 50 



55 



60 



49 

 20 



48 

 44 

 30 

 81 



Smallest 

 Growth in 

 One year 



inches 



4 

 18 

 1 J 

 15 

 15 



TO 

 20 



7 

 II 

 10 

 t8 

 14 

 45 



