Grains
Demeter's symbol is wheat.
demeters signs are a corn husk the four seasons and anything to do with nature
persphene
demeters downfall was her daugter pereshpohne was taken and demeter was shearchig so demters crops were faling
Ceres.
Demeter's son is Persephone, who is also known as Kore. She is the goddess of the harvest and agriculture in Greek mythology.
Yes yes he was.
Cronus and rhea
Demeter does not have a husband.
Zues, Posiedon, and Persephone,
wheat, crops