Sampath Chamara Udawaththa
Plant Scientist
Veyangoda
Summary
Experienced Plant Scientist with over 5 years of expertise in vertical farming and hydroponic systems. Specializing in LED lighting optimization, plant health management, irrigation system design, and full-cycle container farm development. Demonstrated success in improving yields through research and development, energy-efficient growing solutions, and automation integration. Committed to sustainable agriculture and the development of resource-efficient food production systems.
Overview
8
8
years of professional experience
5
5
years of post-secondary education
5
5
Certifications
Work History
Plant Scientist
Honest Greens
08.2019 - 05.2025
- Company Overview: Indoor Vertical Farm, Sri Lanka
- Gained hands-on experience managing Sri Lanka’s first indoor vertical farm focused on lettuce production using DWC technique.
- Designed and installed hydroponic plumbing systems and optimized irrigation cycles.
- Led crop trials to improve yield by refining LED light recipes — reducing power consumption while boosting photosynthetic efficiency.
- Managed fertilizer preparation and nutrient solution calibration to meet precise EC and pH targets.
- Designed, built, and installed a full 20-ft container farm, including layout planning, plumbing, and electrical systems.
- Conducted experiments on space optimization to improve resource-use efficiency and lower production costs.
- Developed and launched a successful leaf salad pack product after extensive prototyping and testing.
- Maintained all major farm infrastructure: AC units, RO filters, air compressors, scissor lifts, agro and water pumps, auto dosing systems.
- Oversaw sensor calibration and data collection for EC, pH, PAR, CO₂, temperature, humidity, and DO levels.
- Participated in vertical farm automation projects, contributing to smart system integration and wiring.
- Self-motivated, with a strong sense of personal responsibility.
Trainee
Horticulture Lanka (Pvt) Ltd.
02.2018 - 03.2018
Trainee
Bairaha Farms PLC
01.2017 - 03.2017
Education
B.Sc. - Agricultural Technology And Management,
University of Peradeniya
Peradeniya, Sri Lanka 01.2014 - 01.2019
Skills
Indoor agriculture operations
Hydroponic System Design (DWC)
LED Grow Light Optimization
Plant Health & Nutrition Monitoring
Hydroponic equipment handling
Nutrient solution management
Plumbing & Irrigation Systems
Equipment Maintenance (RO, AC, Pumps, Dosing Systems)
Certification
Introduction to CAD, 06/01/17, Career Guidance Unit of the University of Peradeniya
Affiliations
- Photographer of the Nature Conservation Society
- Member of the Butterfly Conservation Society of Sri Lanka
- Member of Horticulture Society, University of Peradeniya
- Operation manager of 'Arunalu Organic Fertilizer & Plant Nursery'
Non Related Referees
- Mr. W.G.C.E. Gamage, Director, Horticulture Lanka (Pvt) Ltd., 143A, School Junction, Bemmulla, Veyangoda, +94-77-2354912
- Dr. Ramya Malkanthi Fonseka, Senior Lecturer, Department of Crop Science, Faculty of Agriculture, University of Peradeniya, +94-81-2395124, +94-71-8095212
Certification Statement
I hereby certify that above mentioned information are true and correct to the best of my knowledge.
Certifier
Sampath Chamara
Personal Information
- Date of Birth: 10/19/94
- Gender: Male
- Nationality: Sri Lankan
- Marital Status: Single
Training
- Training on Breeding for Resistance to Biotic Stress in Vegetable Crops, 10/15/18, 11/13/18, World Vegetable Center, Shanhua, Tainan, Taiwan
- Exhibition – Agriculture beyond the horizon at the AgTech Exhibition, 2018, Faculty of Agriculture, University of Peradeniya
- Residential workshop - Leadership and Team Development, 2015, Faculty of Agriculture
- Leadership training program, 2014, Government of Sri Lanka
Research
Screening Eggplant (Solanum melongena L.) seedlings for resilience to drought and salinity stress: potential roots stocks for surgical breeding
Timeline
Plant Scientist
Honest Greens
08.2019 - 05.2025
Trainee
Horticulture Lanka (Pvt) Ltd.
02.2018 - 03.2018
Trainee
Bairaha Farms PLC
01.2017 - 03.2017
B.Sc. - Agricultural Technology And Management,
University of Peradeniya
01.2014 - 01.2019