Photo 71. 



Photo 72. 



Photo 73. 



For the last few years there 

 has been a great rage on the Caro- 

 lina poplar. They are immense 

 growers, especially where they can 

 get to moisture. You can see what 

 a rapid growth they make by look- 

 ing at photo 79. They were quite 

 small trees when planted, and what 

 you see is the work of only three 

 years. These, also, came with the 

 leaders cut out and heads started 

 not more than 4 feet high. (You 

 see they already shut off all view. } 

 By glancing at photo So, you can 

 learn how these were pruned. A. 

 ladder was stood up straight beside the 

 tree and held firmly while the operator 

 took out the tops. Then the side branches- 

 were taken away and the wounds carefully 

 painted. Photo Si presents to you a fine 

 row of these rapid-growing trees, but they 

 are close by a drain, to which they are 

 destructive. Photo 82 shows you how they 

 will get between the joints of tiles and 

 grow and flatten out there, and photo 83. 

 exhibits the fine roots as pulled out after 

 two years' growth. They will not only 

 obstruct drainage, but completely fill the 



36 



