First, the traditional tree planting geomantic omen in China has its own saying. Osmanthus fragrans is a ghost tree, which will attract ghosts and bring bad luck to people, so don't plant it in the yard or at the door. But there is no scientific basis.
Second, from a scientific point of view, osmanthus trees bloom in autumn, with dense flowers and overflowing fragrance. Some people have allergic reactions to the pollen of osmanthus trees, which will aggravate the patient's condition and affect the breathing of the elderly. Therefore, it is not suitable for planting in crowded places such as hospitals and nursing homes.
Thirdly, because of the pollen problem of osmanthus trees, it is not suitable for indoor planting. Moreover, osmanthus trees like a well-lit and well-ventilated environment, and their roots, branches and leaves usually grow poorly indoors.
Fourth, osmanthus trees should not be planted in the north, mainly because osmanthus trees can't stand the cold and winter in the north.