102 ROSES THAT BLOOM THE WHOLE SEASON. 



able proportion of sand in it; and if not very rich, 

 rendered so by thoroughly rotted manure, or black 

 earth from the woods. Their arrangement can be 

 carried out into many forms, and to any required 

 extent, according to the taste of the cultivator. A 

 very agreeable method is to have them in groups, 

 with the tallest in the centre, trained in a pyramidal 

 or pillar form, and the dwarf sorts forming the base 

 of the pyramid; they may be thus disposed, keeping 

 those of a colour together, or mixing the colours. 

 Grouping those of a colour together is the most 

 appropriate method. The eye is then relieved in 

 viewing the groups, by passing from white to crimson, 

 and from crimson to white; whereas, if the colours 

 are blended together in each mass, the effect is that of 

 confusion and monotony, without any interest after 

 the first glance. The same system will apply to 

 covering arbours, verandahs, &c. In landscape gar- 

 dening the rose is indispensable; it can be made to 

 accomplish any purpose in breadth or height, depth 

 or lightness. For detached objects they are also very 

 appropriate, form most elegant pillars, and if placed 

 on elevated ground, have a very imposing effect. 

 The posts used should be of red cedar, best sapling 

 oak, locust or yellow pine, and sunk at least three 

 feet into the ground, from four to six inches thick, 

 and from six to twelve feet high; if higher, the heavy 



