Lemon trees are extremely important, so they can usually be cultivated at home. Even if it doesn't bloom at ordinary times, it has high ornamental value. Its leaves can also remove a lot of odor and toxic gases, release a lot of oxygen, and have a certain refreshing effect. If properly maintained, it has a variety of feng shui effects, such as preventing evil spirits from accumulating wealth, but it has thorns on its branches, so attention should be paid to avoid being stabbed when cultivating at home.