Wasabi seed
Wasabi horseradish is a perennial herb cruciferous underground rhizome slender shaped section, there are traces of petiole off,
has a special aroma and spicy. Clusters, stems from the roots to grow, there are leaflets on a long, white flowers,
was born in the stems to the top, each year in February to March flowering
if you want to know more,you can go to:
Wasabia Japonica seed(Wasabi)(Eutrema japonicum):
https://www.cnseed.org/wasabia-japonica-seed.html