BLACK SPRUCE IN THE ARNOLD ARBORETUM, BOSTON 



and, with a little discretion in trimming, a hedge of it could be made to 

 produce a fine crop of bloom at least every other season. 



With nursery-grown plants to start with, the kalmia is of the easiest 

 culture, requiring no special soil or location, and it is perfectly hardy. 

 Like all evergreen shrubs, it should be transplanted in the spring. 



All the hardy plants I have named, with two or three exceptions, will 

 thrive with ordinary garden culture, and some of them without any atten- 

 tion after planting ; but, as they are usually planted where they are to 

 remain for years, it would be well to make the initial preparation of the 

 soil for them a liberal one. I usually specify that borders for hardy plants 

 should have two feet of good, friable soil, mixed with one-fourth its bulk 



