ANNUALS 101 



junction with borders of hardy shrubs or herba- 

 ceous plants. In the latter employment they 

 serve to replace perennials that failed to sur- 

 vive the winter or to cover bare spots which 

 frequently occur in the hardy borders. 



Annuals are usually divided into three 

 classes : 



(1) Hardy annuals, or those sown directly 

 in the open ground where they are to bloom. 

 Many of these resent transplanting and, when 

 the seeds have germinated, demand only thin- 

 ning. Hardy annuals are the earliest to be 

 sown outdoors. 



(2) Half-hardy annuals, or those which are 

 usually sown indoors under glass and later 

 transplanted to the blooming beds. Sown out- 

 doors, weather conditions must be such as to 

 indicate that all danger of frost is past. 



(3) Tender annuals, or those which require 

 more heat than the half-hardy varieties, and 

 which can not be safely transplanted outdoors 

 until there is an assured temperature of not 

 less than fifty-five or sixty degrees. These a-lso 

 are started indoors. 



Catalogues usually make these divisions, and 

 when once the meaning ef the term is thor- 

 oughly understood there is less danger of fail- 



