Aster scaber Doellingeria scabra is a perennial herb of the family Asteraceae from Eurasia.

It is frequently found in wild mountain regions of Korea, eastern Russia, China, and Japan.

It can be cultivated in lightly sandy, loamy, or clay soils with adequate drainage and cannot grow in the shade.

[3] Either stir-fried or blanched, it is often used as the main ingredient of herbal side dishes called namul.

Sometimes, fresh chamchwi is brined and made into water kimchi with liquorice broth, called chamchwi-kimchi.