This is the 7196th most frequent Japanese word.
七草
"七草" (Nanakusa) refers to the seven spring herbs traditionally eaten in Japan to bring health and good fortune.
In this sentence, '七草' refers to the traditional seven spring herbs consumed in Japan during Nanakusa-no-sekku on January 7.
春の七草は健康に良いとされています。
The seven spring herbs are considered good for health.
Here, '七草' signifies the actual herbs that are used as ingredients in the dish.
私は七草を混ぜたお粥を毎朝食べます。
I eat porridge mixed with seven herbs every morning.
In this instance, '七草' is used to represent the cultural practice surrounding the use and celebration of the seven spring herbs.