STREET AND HIGHWAY PLANTING. 



31 



This tree does not tolerate freezing or even heavy frosts, but was 

 noted in good growth from San Diego to Ukiah and Chico, so that it 

 may be planted through considerable range in this State. 



THE CAROB TREE. 



The Carob tree or St. John's Bread Tree (Ceratonia siliqua) (Fig. 

 12) is found in increasing numbers throughout the south. This is a 



Figure 12. 



newer tree of great beauty. The foliage is of a deep and peculiarly 

 shining green which is in no way diminished through the summer 



Figure 13. 



months. The tendency of the tree is to form a broad rounded top of 

 considerable size. The foliage is evergreen, compound and the fruits 



