The Temperate Database is in the process of being updated, with new records being added and old ones being checked and brought up to date where necessary. This record has not yet been checked and updated.
Cynanchum caudatum is a Perennial Climber
It is harvested from the wild for local use as a food and medicine
The root is toxic[
E. Asia - China, Japan.
Climbs up shrubs and trees in China[
], Edges of deciduous forests at elevations of 600 - 1700 metres in central and northern Japan[
We have very little information on this species and do not know if it will be hardy in Britain, though judging by its native range it should succeed outdoors in many parts of this country. It probably does not have any special cultivation requirements and will probably succeed in most soils in a sunny position[
Root - cooked to remove the bitterness[
]. The root must be thoroughly leeched in order to rid it of toxins[
The rhizome is diuretic[
]. A decoction is used in the treatment of liver cirrhosis, ascots, poor digestion, 'accumulation' stoppage caused abdominal pain, gonorrhoea and leucorrhoea[
Seed - sow spring in the greenhouse. When they are large enough to handle, prick the seedlings out into individual pots and grow them on in the greenhouse for at least their first winter. Plant them out into their permanent positions in late spring or early summer, after the last expected frosts.
Division in spring.