Throw rice at wedding

Why is rice thrown at weddings?

Since early Roman times some grain - usually wheat - has been associated with the wedding ceremony.

The basis for the predominant theory as to why rice and other grains, such as wheat, have played a prominent role in marriage ceremonies for centuries, is that they are fraught with symbolism of fertility and of prosperity. By throwing rice at the bride and groom at a wedding, guests symbolically wish them a lifetime full of these blessings