FORCING GARDENS AT VERSAILLES. 



429 



trees or different forms. The double trellis shown is simply 

 a modification of the preceding, and is not only desirable 

 where space is limited, but also for its economy, for one set of 

 uprights supports the two sets of wires simply by using cross 



bits of iron about eighteen inches long, and at the desired 

 distance apart. However, the engraving (fig. 244) shows 

 this at a glance. 



The Pear as a low cordon is found to succeed very badly, 

 and to plant it as an obbque cordon at fifteen or eighteen 



