1, first of all, because the name Mulberry is not harmonious. "Sang" and "mourning" are homophonic. If mulberry trees are planted in front of the house or behind the door, it means that there is "mourning" in front of the house and it is unlucky to go out to see "mourning".
2. Secondly, although the inner mulberry trunk is hard, it is easy to bend and twist, not straight, and the yield is very low. After many years, you can't build a house or have no other use value, and most of them have more branches and are not easy to grow tall.
Extended data
economy
Sang Mu can also be used to make bows, called mulberry arcs. Dead branches can be used as dry wood; Bark can be used as medicinal materials to make paper; Sang Mu can also make paper; Sang Mu can also be used to manufacture agricultural production tools, such as mulberry branches and automobile axles.
Leaves are the main feed for sericulture, and also used as medicine and soil insecticide. Wood is hard and can be used to make furniture, musical instruments, sculptures, etc. Mulberry can satisfy hunger and make wine, which is called mulberry wine.
garden
Mulberry with broad crown and dense leaves turns yellow in autumn, which is quite beautiful, and can resist smoke and toxic gases, and is suitable for greening around cities, industrial and mining areas and rural areas. It has strong adaptability and is a good greening and economic tree species.