1. Compared with Liu Long, snow willow symbolizes good omen and good harvest, and symbolizes good luck and prosperity. It is one of the plants commonly used in geomantic omen.
2. Snow willow branches are soft and curved like dragons, which is a kind of ornamental plant. Liu Long, on the other hand, is flourishing with sparse branches and leaves, and its ornamental value is relatively poor. So, Xueliu means good.