Ceylon Tea
Best Practices in COVID-19 Management - Preventive Measures to be adapted
Antiviral Properties of Tea
Black Tea May become the Unique Brew of choice with No Side Effects to fight against Corona virus?
Low country Regional Center
Caters to 3 Administrative Districts of Ratnapura, Kegalle & Colombo
Uva Extension Centre
First centre established in 1931 with the objective of undertaking research on Nettle Grubs infestation prevalent there…
Deniyaya Extension Centre
Deals with advisory and extension work and facilitates for soil pH determination etc…



The Tea Research Institute (TRI), since its inception in 1925, has been the only national body in Sri Lanka for generating and disseminating new technologies related to tea cultivation and processing. The TRI has always been the driving force behind the numerous successes achieved towards development of the Sri Lankan tea industry over the years. The highly competent staff of the Institute are capable of dealing with ever-changing problems of the industry as they arise.

Our Vision

To achieve excellence in tea research and to provide technological guidance to the tea industry, in order to make Sri Lankan tea the most preferred tea in the world, at a competitive price.

Our Mission

To generate and transfer scientific knowledge and technologies appropriate for the stakeholders to improve productivity and quality of Sri Lankan tea in a most profitable manner.

Latest Research
By webadmin / July 20, 2020

TRI 5000 series tea cultivars for Uva region

Evaluations have been completed to recommend TRI 5000 series cultivars suitable for Uva region.

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Latest Research
By webadmin / July 20, 2020

Poly Clonal Seed Gardens

Reproductive phenology study was conducted and new four polyclonal and five bi clonal parental combinations have been identified for establishing...

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Latest Research
By webadmin / July 20, 2020

Mother Bush Programme

4.5 ha of TRI 3000, 4000 and new TRI 5000 series mother bushes have been planted to disseminate quality planting...

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