LUTHER BURBANK 



and some other conifers, retains its vitality for a 

 short time only. If attention is given to the secur- 

 ing, of fresh seed, the experiments can scarcely fail 

 to go forward successfully. 



There are, of course, almost numberless other 

 species and varieties of conifers that hold out 

 inviting opportunities for the plant developer. A 

 beginning may be made with almost any varieties 

 that chance to grow in your dooryard, and the 

 facility with which the different varieties may be 

 reproduced, together with the wide range of varia- 

 tion, offer opportunity for selection and insure 

 interesting developments, provided you have 

 patience to wait for them. 



SOME DECIDUOUS FAVORITES 



But if there are no broad-leaved trees that 

 quite equal the hardiest of the conifers in capacity 

 to withstand cold and to draw nourishment from 

 rocky soils under disheartening conditions, there 

 are a few tribes of deciduous trees that make at 

 least a commendable effort to rival them. 



Notable among these is the birch. But the 

 beech and oak and maple and hickory and walnut 

 also have representatives that are able to with- 

 stand the winter in regions where the mercury 

 freezes. 



All of these have a certain importance as orna- 

 mental trees, but in the main they are valued 



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