It should be Sophora japonica that blooms recently. [Leguminosae] [Cassia japonica] Latin name: Cassia japonica Geographical distribution: It is native to West Indies and is now cultivated in southeastern provinces of China, tropical Asia and Oceania. Morphological characteristics: small evergreen tree, 5-7 meters high, dark yellow flowers, large corolla, flat and long pods. Sophora japonica is suitable for land planting in the south of the Great Wall. Sophora japonica is a small deciduous tree or shrub, which is formed by crossing traditional Sophora japonica from China with Huang Huai and Sophora japonica from Phnom Penh, USA. Plant height is 3-4 meters, with 5-7 pairs of leaflets. Flowers begin to bloom in August every year, with buds like golden beans and flowers like golden butterflies. Pods belong to Leguminosae. It grows vigorously, with lush foliage, large and bright flowers and golden color (duck egg yellow), so it has the reputation of Huang Jinshu as a treasure. First frost, with its hospitality and leaves, fills the gap of no ornamental flowers and trees in early winter. It is not spring, better than spring, and has high taste. Growth habits like light, slightly shade-tolerant, fast growth, suitable for growing in loose, well-drained soil, fertile soil with vigorous flowering. Trimming resistance. Potted plants are used to make bonsai in cold areas for garden use, and moved into sunny rooms or greenhouses in winter. Golden Bean Tuan Tuan and Kingdee accompanied Dolly, and fashionable flowers entered the warm home, making the warm winter full of fun. Sophora japonica has strong botany, and the seedlings of 80- 100 cm can bloom once a year. Trees are clean, cool, beautiful and very popular. Because of the lack of large-scale seedling raising, there is little greening of urban streets at present. It is a rare variety, and experts predict that Sophora japonica is an essential variety in the long task of beautifying towns; The appearance of Sophora japonica complements the rookie in the winter flower market. It blooms in summer and autumn, and the flowering period is longer, about 3-4 months. Flowers are bright yellow, dazzling in color, bright but not charming, and often used as ornamental trees to green factories, campuses or urban roads. Propagation, cultivation and propagation are mainly based on sowing or cutting. After the lignified branches are cut in the same year, they are soaked in ABT2 rooting powder with a concentration of 50PPM for 2 hours, and the survival rate of cutting is high. It should be carried out in spring or summer. When the sun is strong, use a gray sunshade net to shade the seedbed to keep the humidity and facilitate rooting. The best cultivated soil is loam or sandy loam with good drainage and sufficient sunshine. Topdressing every 1-2 months 1 time during long-term commuting. Pruning and shaping once from the end of winter to the beginning of spring, vigorously cutting the aging plants, promoting the regeneration of branches, and achieving the purpose of multi-branch and multi-reproduction. Potting: it is advisable to choose a large pot larger than 33 cm. The cultivated soil is loose and fertile, and can be pruned according to hobbies. Drought resistance and waterlogging avoidance, suitable growth temperature 17-30 degrees.