2. When we plant trees near the yard, we should first choose trees with less pests and diseases, and then pay attention to whether the physiological habits of trees are suitable for planting. If we plant trees that are not hardy in the north, it will definitely lead to the death of trees, and trees that are not tolerant to shade will also decline. If you can plant suitable tree species at home, it is also very beneficial to Feng Shui.
3. Cinnamomum camphora has the functions of antisepsis, insect prevention and shading, so it is widely used in many aspects. But when we plant Cinnamomum camphora at home, we must pay attention to that although Cinnamomum camphora can repel insects, its own pests and diseases are also obvious. There are at least 25 kinds of pests and diseases of camphor tree. So some people say that camphor trees can't be planted in front of and behind the house. In fact, as long as the camphor tree is properly protected, it will not cause pests and diseases.