1, morphological characteristics: deciduous shrub, slender branches, arched and drooping growth, more than 2 meters long. The lateral branches are stout, quadrangular and green. The trifoliate compound leaves are opposite, 2-3 cm long, and the leaflets are oval, smooth and entire. Flowers are solitary in leaf axils, with cup-shaped corolla, bright yellow, 6-lobed at the top, or compound leaves.
2. flowering time: the flowering period of winter jasmine is at the turn of winter and spring, usually in February-April. Therefore, when the temperature is not high, the flowers are not blooming, so it is the first plant to bloom, so it has the name of welcoming the spring.
3. Good adaptability: Winter jasmine has strong adaptability, likes light, cold and drought, but is afraid of waterlogging and has low requirements on soil. It can grow in slightly acidic, neutral and slightly alkaline soils, but it grows best in loose and fertile sandy soil.
4. Medicinal value: Jasminum nudiflorum not only has ornamental value, but also has certain medicinal value. The branches, leaves and flowers of Jasminum nudiflorum can be used as medicine, which has the effects of detoxification, detumescence, clearing away heat and relieving exterior syndrome.