Ox knee, Niu Xi, Achyrantes bidentata

Description

• Used in Chinese medicine to nourish the kidney and liver, to strengthen bones and sinuses, and to treat sores in the mouth and on the tongue.
• 70-120 cm, prefers a rich, sandy, slightly acid soil in partial shade.
• A plant of the tropical to subtropical zones, it tolerates temperatures down to at least -5°c. Yes, it did survive the Katoomba winter in pots!