The two lovely September birth flowers are the Aster and Morning Glory. Asters are the flower of wisdom, love, faith and courage and thus are a suitable flower to express admiration and affection. Morning Glories symbolize the renewal, love, and the ephemeral nature of life because they open in the morning and close by the afternoon. All these flowers convey positivity, resilience and a sense of meaningful relationships. They are brightly colored and have a meaningful symbolism which makes them popular as birthday bouquets and gifts for September birthdays.