i50 



cessary in the way above stated, yet such 

 as are somewhat small, if free grown, 

 have uniformly answered the foregoing 

 purposes, as well as the larger, and in 

 other respects they must be preferable, 

 as taking less support. The reason seems 

 to be this, a quantity, just sufficient in 

 the first instance, must, from its daily 

 increase, soon become abundant; be- 

 sides, every season the plant gets an ad- 

 ditional set. 



It is to be noted, however, that weak, 

 hide-bound trees will require much more 

 head than free grown ones ; as, in the for- 

 mer, the circulation being obstructed, the 

 sap requires a greater degree of attrac- 

 tion, than in the latter; and the increase 

 cannot be great, so long as such obstruc- 

 tion continues. 



Consistent with the above principles, 

 there seems no difficulty, in directing a 



