210 
PRUNING AND THINNING. 
[Part IV- 
For beauty we 
should have 
every variety 
of growth. 
Trees cannot 
attain their 
maximum 
height by na¬ 
ture—that is, 
without prun¬ 
ing. 
PART IV. 
PRUNING AND THINNING. 
Doubtless, in ornamental grounds, every variety 
of growth should be encouraged; and doubtless, 
every variety of growth can be attained by gra¬ 
dually and constantly cutting out all growth 
except in the direction required. To prove this, 
we have only to observe our wall-fruit trees, and 
the forms of animals, arches, &c. into which 
trees are cut. 
In trees, whether for beauty or profit, no 
attribute is more to be admired or desired than 
height. But it is probable that by nature, that 
is, without pruning, trees can never attain the 
maximum height of which they are capable if 
pruned. 
In the shelter of timber-woods, from want of 
room for their roots, and from want of all side- 
boughs, trees in general grow weakly, and do 
not attain their maximum height in a minimum 
time, if ever. On the other hand, single trees, 
