Dr. Wasantha Sena Welianga was arrested by the Thanamalwila Police yesterday (20) for conducting a cannabis cultivation in the Bodagama area in Thanamalwila for research.
It is said that he has been arrested on the charge of cultivating cannabis without a license.
Dr. Wasantha Sena Welianga has researched and written two books on cannabis and has been urging governments for many years to legalize cannabis cultivation in the country.