A few fresh or dried young leaves are infused in simmering water for a few minutes. This preparation, reported by Māori tradition, should be consumed with moderation and on professional advice. Dosage to be validated with a healthcare professional or recognized pharmacopoeia before use.
The leaves and young shoots are gently boiled in water for about ten minutes, then the cooled liquid is used to wash wounds or skin irritations. Medical advice is recommended before any application on damaged skin. Dosage to be validated with a healthcare professional or recognized pharmacopoeia before use.
Fresh leaves are crushed and then applied directly to the affected area, held in place with a clean cloth. This traditional application requires prior consultation in case of significant wound. Dosage to be validated with a healthcare professional or recognized pharmacopoeia before use.
Koromiko grows naturally in coastal and mountainous regions of New Zealand; outside Oceania, it is found mainly in specialized botanical collections or rare herbalist shops offering southern hemisphere plants.
Young shoots and leaves are traditionally harvested in spring and early summer, when the plant is in full growth.