Evening primrose (scientific name: Oenothera biennis) is a species under the genus Oenothera biennis in the willow leaf family. Strong adaptability, acid and drought resistance, not strict requirements on soil, generally neutral, slightly alkaline or slightly acidic soil, well drained, and can grow on loose soil. It is easy to get diseased in the roots where the soil is too wet. It is an annual plant in the north, and a biennial plant in the south of the Huaihe River.
Evening primrose is strong in nature and can survive in various types of soil. It can also be potted and placed on the balcony for viewing. Under the moonlight, the flowers bloom and emit bursts of fragrance, which is refreshing. In the morning, the flowers will bloom Closed and withered, like a “flash in the pan”.
Evening primrose can be potted and viewed at home, or it can be planted in large areas in parks, scenic spots, and on both sides of roads to play a role in greening.