Manuka - Leptospermum scoparium

small tree 2-5 metres tall, multi-branched with prickly leaves and flowers which are white, occasionally pink.

A native NZ vascular plant found throughout and not endangered.

Note: Specific sub-species have been identified by molecular scientists to contain enhanced medicinal values.

Main Uses

Flu, kidney and urinary problems, fevers, diarrhoea, digestive problems, colic, skin conditions, blood purifier, halitosis, chest congestion, asthma, bronchitis, sinus, hayfever, insomnia, sedative, headaches, mouth, throat and eye troubles. And worms.


Wounds, burns, sunburn, scalds, sores, lip damage, eczema, inflammations, pains, congested chest, spider and insect bites, acne, boils, ringworm, all skin problems and sore eyes.

Related Pharmacology

Leptospermum flavesceus in Malaysia is used for fever, lassitude, dysmenorrhoea, appetite, stimulant, stomachic, bronchitis and rheumatism.

Maori Medicinal Use

Leaves were crushed and rubbed on wounds and on all skin problems.


Anthelmintic properties due to the compound called leptospermone.

Triterpene acids, ursolic acid. O-methyl ethers of ellagic acid, Mannitol, betulinol and jacoumaric acid.

Glucosides, cyaniding, a-pinene, oleanolic acid. Alcohols being esters of p-coumaric acid, B sitosterol, methyflavones and oxyflavones.


Astringent, Anthelmintic, antibiotic, sedative, febrifuge and haemostatic.

Parts used

Leaves, twigs, bark and seed capsules.


Drink leaf tea 50 mil (very small cup) 2 to 6 times daily.

Chew 6-8 seed capsules every 15 minutes until pain subsides.


Leaves and seed capsules boiled for infusion and 1 cup added to warm bath for rheumatism, arthritis, cystitis, fever, pain, inflammations and skin problems, cold water infusion for treating sore eyes.

Distilled Manuka oil balm can be applied externally daily.