Feng Shui scholars believe that palm, citrus, bamboo, Toona sinensis, Sophora japonica, Osmanthus fragrans, Ganoderma lucidum, plum, banyan, jujube, pomegranate, grape, begonia, etc. 13 are auspicious plants, and 8 plants, such as peach, willow, wormwood, ginkgo, cypress, dogwood, soapberry and gourd, have the function of exorcising evil spirits. In the courtyard, we should pay attention to the reasonable arrangement of planting tree species with high crown width and high stem height. Geomantic speaking, the tree is "yin", and the gathering of yin is not conducive to the villa yard. Therefore, when planting tall trees in the yard, part of the crown must be thrown out of the wall. In addition, although the willows are not big, they are also cloudy and should be far away from houses.