INDOOR PLANTS 



171 



Flowering bulbs are among the most attractive house 

 plants and the dry bulbs may be started into growth and 

 forced to blossom at any time desired. Among the common 

 bulbs are Dutch and Roman hyacinths, narcissus, jonquils, 

 tulips (Fig. 101), crocus, freezia, calla lily, Easter lily, and 

 others. Amaryllis, hippeastrum, tuberose, and lily-of-the- 

 valley may be used as indoor plants. 



FlQ. 99. — Chrysanthemums are among the most satisfactory flowers to grow 

 indoors. (U. S. D. A.J 



Forcing Bulbs. — A number- of kinds of bulbs may be 

 made to bloom in window boxes, hotbeds, or living rooms in 

 winter. Hyacinths, some kinds of daffodils and Chinese 

 sacred-lilies are commonly used in window gardening in homes 

 and schools. 



The bulbs for winter forcing should be planted in moist, 



