What is Gmelina arborea used for in Ayurveda?

In Ayurvedic medicine, Gmelina arborea is used primarily for its root bark, which is included in decoctions targeting fever, urinary complaints, and debility. It is one of the ten roots in the classical Dashamula group and is considered to help balance all three doshas depending on the preparation used.

Is Gmelina arborea native to Sri Lanka?

Yes, Gmelina arborea var. arborea occurs naturally in Sri Lanka, particularly in the dry and intermediate zones. It grows in secondary forests and forest margins, and plantation stands have been established through agro-forestry and reforestation programmes across several provinces.

What does Gmelina arborea look like?

It is a large deciduous tree with broad, heart-shaped leaves and distinctive pale yellow tubular flowers. The fruit is a fleshy, golden-yellow drupe. Mature trees can reach up to 30 metres in height, and the timber is pale cream or yellow in colour.

What part of Gmelina arborea is used medicinally?

Multiple parts of the tree are used in traditional medicine: the root and stem bark for decoctions, the ripe fruit as a nourishing and mildly laxative food, the leaves as external poultices, and the flowers in preparations for inflammatory and blood-related conditions.

Is Gmelina arborea the same as Gmelina?

The name Gmelina refers to a genus of flowering trees in the family Lamiaceae. Gmelina arborea is the most widely documented species in this genus for medicinal and timber use. The var. arborea designation distinguishes the naturally occurring wild-type form from any cultivated or regionally differentiated varieties.

Where can I find Gmelina arborea in Sri Lanka?

The species grows in the dry and intermediate climate zones of Sri Lanka, including the North Central, North Western, and parts of the Southern Province. It is found in secondary forest patches and is also cultivated in plantation settings, sometimes near agricultural land and roadsides in rural areas.

Are there scientific studies on Gmelina arborea's medicinal properties?

Yes, research over recent decades has examined the plant's anti-inflammatory, antioxidant, and antimicrobial activity in laboratory settings. While results are promising, clinical evidence in humans is still developing, and any therapeutic use should be guided by a qualified Ayurvedic practitioner.