I'm sorry, but Christmas lights cannot be put on palm trees. They require a sturdy frame to hold them up, and palm trees have a very different structure from Christmas trees. Palm trees have a tall, slender trunk with long leaves that grow in a circular pattern, and they don't have branches or twigs that can be used to attach lights. It's also not a good idea to hang anything heavy from a palm tree, as they're more prone to falling over in strong winds.