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.
Common Name: Snake-Needle Grass
Oldenlandia diffusa is a Annual up to 0.30 metres tall.
It has medicinal uses.
E. Asia - China, Japan, Korea and Formosa.
Moist ground and fields[
]. A weed of gardens and fields[
Prefers growing in a damp soil in partial shade[
This species is not very hardy outdoors in Britain, tolerating temperatures down to about -5°c[
]. It should be possible to grow it as a spring-sown annual in most parts of the country[
Snake-needle grass is a pleasant-tasting cooling, alterative herb that lowers fever, reduces inflammation, relieves pain and is diuretic and antibacterial[
]. It acts mainly on the liver and also stimulates the immune system[
The whole plant is alterative, anodyne, antibacterial, anti-inflammatory, antitumor, cardiotonic, depurative, diuretic, febrifuge and sedative[
]. The plant is harvested in the summer and dried for later use[
]. It is taken internally in the treatment of fevers, coughs, asthma, jaundice, impure blood, urinary tract infections, acute appendicitis, biliousness and cancers of the digestive tract[
]. Externally, it is used in the treatment of snake bites, boils, abscesses and severe bruising[
Seed - sow spring in situ.