芒种，顾名思义“有芒之谷类作物可种”，古人称之为“五月节”，是夏季的第三个节气。
人们在芒种到来前播撒下一年中最后一批种子。芒种这天，古人还会煮青梅，送花神，进行安苗祭祀，祈求风调雨顺。
In mandarin， Grain in Ear means that＂all grains can be sowed＂． Being the third solar term in summer， it is also called May Festival．