128 HOUSE PLANTS 



into growth in September. At first give 

 them one good watering (which will be 

 sufficient until the roots have started growth), 

 and place the pots in a warm window. 

 Until the plants are in good growth, water 

 sparingly; after that, copious amounts of 

 water will be needed until late in the follow- 

 ing spring or early summer, when the bulbs 

 are to be dried off again. The Little Gem 

 calla is a dwarf form — twelve to sixteen 

 inches high — which is well worth cultiva- 

 tion in the window. 



There are several kinds of calla in the 

 trade besides the common one. The best 

 of these is the golden calla (Richardia 

 Elliottiana), a summer blooming kind. Keep 

 the bulbs over winter in a cellar, or other 

 convenient place, in a temperature of 45 

 degrees. In April pot into rich soil and 

 give a watering. For the following week or 

 two they can be left in any cool, dark place, 

 such as in the cellar, or under a bench, until 

 the roots have started. Having once started, 

 the plants will make a rapid growth and 

 come into bloom in ten or twelve weeks. 

 The habit is the same as that of the 

 common calla. The foliage is a rich, 



