92 THE FORCING GARDEN. 
Some classes of the Rose are much easier to force 
than others. The Chinas are among these, for they 
are easy to excite. The Hybrid China, Moss, Gallica, 
with some exceptions, are more difficult to force well 
than the former or the Perpetuals and Hybrid Per- 
Fic. 22.SECTION OF A SIXTY-FEET ROSE-FORCING AND CUCUMBER HOUSE. 
Fourteen feet wide, four feet high from ground to eaves, ten feet high to the ridge. 
To be double-glazed on my plan, without putty. 
References to house.—a, top ventilators, made to open by rack gearing; B, a set of 
sliding shutters, two feet by one, along the south side. These work by my cords 
and pulleys (see figs. 2 and 3). 
cy 
HH AOS 
END SECTION OF HOUSE. 
References.—c ¢, pit, four feet wide, four feet deep; DD, hot-water pipes; e, gearing 
to open lights, a; 7, ground line, 
Cost of this house about 541. 10s. 
petuals. The object in view must be the chief and 
fixed rule in this treatment of Roses, 
Early Roses may be had by a very simple means, 
but for commercial purposes some method of doing the 
thing more to the purpose must be resorted to. I am 
