In the beginning of his story he is by a cherry blossom tree where the animals tombstone is. "The cherry blossoms are in full bloom... Their petals are falling in soft breeze sand sparkling in the sun". This means that as the begging of the story there is life(in elephants and in cherry blossoms)
and is very peaceful. As they fall probably represents how the war is taking place. The sun represents life because the sun is scars for most living things.
In the end of the passage it says "he was still Patting the tombstone tenderly as the cheery blossoms fell on the grave like snow flakes. " This means that the petals fave already fallen with represents the end of the story. They also compare the cherry blossoms to snowflakes and snow flakes comes from winter that represents death because in winter the plants and trees are dead in wish compares to the elephants death.
In conclusion the cherry blossoms symbolize the setting of the passage "Faithful Elaphants". In the end and the begging the cherry blossom represents the setting in the mans story.