From the passage identify the symbols of Persephone. Display the results in a comma separated format.

Context: Persephone 

Queen of the Underworld, wife of Hades and daughter of Demeter and Zeus. Her symbols include the pomegranate, grain, torches, wheat and the asphodelus. After her abduction by Hades, she was forced to split the year between the world of the dead with her husband and the world of the living with her mother. She was worshipped in conjunction with Demeter, especially in the Eleusinian Mysteries. In ancient art she is usually depicted as a young woman, usually in the scene of her abduction.

Answer: pomegranate, grain, torches, wheat, the asphodelus