It grows in forests and fields near rivers in Russia, China, Siberia, the Far East.
The rhizome is very long, the height of the stem is up to 50 cm, the length of the leaf is up to 25 cm. It blooms once every two years.
It is used to improve blood circulation, heart and liver function, in the treatment of goiter and nerve diseases
The soil should always be moist. Soil should be low in acidity and rich in organic matter. Before planting, the soil should be well tilled and saturated.