1, alfalfa is a perennial herb of the genus alfalfa in the family of legume, also known as golden cauliflower, its leaves show pinnately compound leaves, it will bloom in the period of May-June every year, and the flowers of alfalfa are mostly yellow.

2, alfalfa can be used to make hay and silage, breeding alfalfa, you need to germinate the seeds, so that the germination rate of the plant increases.