PLANTS FOR WINDOW GARDENING. 107 



It is a native of Peru, and has been in our gardens since 

 the year 1757. 



The details of culture are similar to those prescribed for 

 the verbena ; the soil should be strong loam, with a little 

 sand and manure. 



The heliotrope is seldom grown as well as it should be. 

 It should have frequent re-pottings, and be allowed to grow 

 large. We have seen them in parlors, in large tubs on 

 wheels, and eight feet high. Such plants are in themselves 

 bouquets of beauty, being always covered with flowers. 

 Train the main stems of the plant to a trellis, and let the 

 branches droop naturally, and as they will gracefully. The 

 plant bears the knife well, and breaks freely, so it can be 

 trained into any shape. 



The common variety is H. corymbosum, then the oldest, 

 H. Peruvianum ; H. Volterianum is a fine dark variety, 

 .but not so strong growing. 



Florists' catalogues contain many varieties, but the above 

 are the best for general culture. 



THE SALVIA. 



This plant is only valuable as a window plant in summer 

 and early autumn. The chief variety cultivated is the Scarlet 



