October birthdays are so unique they require two flowers to commemorate the birth month. Marigolds and cosmos are the official October birth flowers, and they are both beautiful and filled with meaning. Cosmos are also the official 2nd-anniversary flower. Giving a bouquet of red cosmos to your spouse is an ideal gift to celebrate two years of marriage. Include a packet of cosmos seeds to symbolize that you want to grow and cultivate your love for each other. Marigolds Red, orange, yellow, and golden blooms that match the color of autumn leaves make marigolds fitting for this fall month. Marigolds are easy to grow ornamentals known for their vibrant daisy-like blooms. They are part of the Asteraceae family, which makes them related to sunflowers,...