In many countries, the poppy is a symbol of remembering fallen soldiers. It is like how Americans use it on Memorial Day. Here are a few examples: In the United Kingdom, Canada, and Australia, the poppy uses to remember soldiers in World War I. In France, the blue cornflower is sometimes used instead of the poppy as a symbol of remembrance. In Belgium, the Forget-Me-Not flower uses as a symbol of remembrance. In New Zealand, the red poppy uses to remember the country's war dead. It's worn on ANZAC Day (April 25th) as well as on Remembrance Day (November 11th).