96 



PRINCIPLES OF AMEKICAK PORESTKY. 



a place as this, or in woodlands where these conditions 

 can be fulfilled, evergreens can be raised with much cer- 

 tainty, while if planted in the open ground, most kinds 

 are sure to fail. 



The Most Common Cause of Failure with those who 

 try to raise Evergreens is what is known as "d ampin g 

 pff," which occurs only while the plants are growing rapidly 

 the first year. In such a case the seeds start well, and 

 the seedlings grow vigorously for a short time, or until 



Fio. 23. — Evergreen sced-ljed shaded with a screen ol' old brush 

 placed on a iranie. 



we have a s|Te]l-^f dii.m p weather r and then die off ^Nith 

 great rapi<lity. It seems that the sunlight and the nnid 

 that has been spattered on the plants so weaken Ihem 

 that they are liable to disease. For this reason we shade 

 the bed and cover with sand, which will not allow the 

 mud to be spattered over the seedlings, and in very moist, 

 warm weather we occasionally ai)p!y dry sand to dry off 



