144 SUBURBAN GARDENS 
shrubbery roses available for such massing, 
either in groups made up of themselves alone, 
or mingled with a general planting; but these 
are never the double rose of the florist. At 
most they are only semi-double, usually they 
are single. The great roses of the rose gar- 
den — the hybrid teas and perpetuals and all 
the fancier’s kind — are artificial products of 
centuries of culture which have quite outgrown 
the common general garden and must always 
have a place to themselves. Note that these 
are never ornamented with the rich and bril- 
liant berries or hips which make the wild rose 
and the other single roses such things of beauty 
and joy in winter; which is the penalty of 
doubling. The plant is rendered sterile and 
incapable of producing fruit. 
Boxwood is another shrub growth that is in 
a class apart from all the rest. It is the one 
plant of this class that, unless used as a hedge, 
is preferably planted alone rather than in a 
group. We seem to have lost the knack of 
handling it effectively nowadays, however, and 
even the boxwood hedge is almost never seen. 
Its slow growth is probably in a large meas- 
ure the reason for this; and it is of course an 
expensive species, compared to the general run 
of shrubs. But one well placed specimen of 
