CHAPTER XVI 
Forcinc VINES FoR WINTER USE 
The principles of forcing plants — Ornamental asparagus and how to grow 
it — Smilax — Climbing roses for winter — Sweet peas all the year 
round — Wistaria in-doors — The value and beauty of the clematis — 
Stephanotis, jasmine, and bougainvillea — English ivy, the ever-useful 
evergreen. 
ForcING, as one might guess, means the push- 
ing or hastening of plants against their will, 
nature, habit, or whatever you decide to call it. 
It is not natural for any of the plants enumerated 
in this chapter to flower in winter, hence we must 
resort to artificial means to make them do so. 
From this point of view, it should be easy to 
realize, that, flowering under adverse conditions, 
the vines need and deserve more than the ordinary 
amount of care. The one thing above all others 
that forced plants will not stand is a draugth. 
Let one of them, when in flower, stand ina draught 
of cold air for a few minutes and the flowers and 
foliage will soon wilt. Be careful also in watering. 
Plants of any kind that produce all their flowers 
at one time, in crops, as it were, require less 
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