Time: The 3rdday of the third lunar month (spring festival) and the seventh lunar month (autumn festival).
Place: Ngoc Tran Mountain and Hai Cat Communal House, Huong Tra District, Thua Thien Hue Province.
Objects of worship: The Holy Mother Thien Y A Na (Mother of homeland), who created the land and the tree, the forest and taught people the art of growing these trees.Hon Chen Temple Festival
Characteristics: Having a procession on the Huong River.

This is the traditional festival in Hue with many rites. The Holy Mother procession takes place on the Huong River at night which starts from Hue Nam Temple to Hai Cat Communal House with a long line of boats bound together into a big rafts. In the festival night, everyone wears court dress look like prince and princess in the Nguyen Dynasty. At the end of the festival are ceremonies of releasing and floating anterns.