Meanings of st. john's bread in English

The path led through a grove of carob trees, from which the beans, known in Germany as St. John's bread, are produced.

The carob, or St. John's bread-tree, is plentiful; and the long thick pods which it produces are exported in considerable quantities to Syria and Egypt.

Will the carob tree ( St. John's Bread) do well in the Sacramento valley, and is it a desirable tree for lining a driveway?

One rather peculiar food belonging to the legumes is the locust bean or St. John's bread, which we can sometimes obtain at the candy stores.