1. Alfalfa mostly blooms from May to July and varies depending on the climate. However, overall, the flowering period shows a trend of gradually delaying from south to north, such as Sichuan, Shaanxi, Ningxia, Shandong, Hebei and other places mostly bloom from May to June, while Gansu, Xinjiang, Inner Mongolia, Liaoning and other places mostly bloom from June to July. In addition, the flowering period of alfalfa is longer and lasts about 30 to 40 days.

2. Alfalfa is a perennial herbaceous plant of the genus Alfalfa in the Leguminosae family. It is also the most widely cultivated pasture in my country. It is mainly distributed in northwest, north China, northeast and other places, especially in Xinjiang, Gansu, Shaanxi, and Inner Mongolia. , Ningxia, Hebei, Liaoning, Sichuan and other places are most concentrated. In addition, wild or semi-wild alfalfa is generally distributed in most areas of the country.