Both. Grafting Sophora japonica and Sophora japonica has both prospects. Grafted Sophora alopecuroides and Sophora alopecuroides have good market prospects. The stems and branches of Sophora alopecuroides are golden yellow, especially in winter, which is thicker, more gorgeous, unique and has high garden ornamental value. Sophora alopecuroides has a wide range of garden uses, which can afforest, purify the air and beautify the environment. The crown of Sophora alopecuroides is like an umbrella, and the branches of Sophora alopecuroides are dragon-shaped, just like a dragon coming to the world, with a very strange posture.