These Thai longboats are often adorned with marigold flowers, which are believed to bring luck and security to the boat and its passengers. The vibrant orange and yellow hues of the marigold flowers not only add a decorative touch to the longboats but also symbolize prosperity and protection, making them an integral part of Thai maritime culture. The practice of placing marigold flowers on longboats reflects the deep-rooted beliefs and traditions of the Thai people in ensuring safe and successful journeys on the water.