In short: Williegroup Tea Estate is a black tea producer located on Pallegama Road in Sri Lanka's low-grown zone at 367 metres, operated by Andaradeniya Estate Pvt. Ltd.
Williegroup Tea Estate is a black tea producer situated on Pallegama Road in Sri Lanka's low-grown tea belt, at an elevation of 367 metres above sea level. The estate is operated by Andaradeniya Estate Pvt. Ltd., a company that manages a portfolio of tea-growing properties in the country. The estate holds certification from the Ethical Tea Partnership.
Terroir & Climate
At 367 metres, Williegroup occupies a position in Sri Lanka's low-grown zone, where estates typically experience warmer temperatures and faster growth cycles than their mid- or high-elevation counterparts. This latitude—just over six degrees north of the equator—generally supports year-round vegetative activity, though estates in this climatic band often see two principal quality peaks aligned with the southwest and northeast monsoon transitions.
Low-grown Sri Lankan estates tend to produce leaf that is robust and quick-growing, with the warmth and humidity at this altitude typically encouraging vigorous flush. The terroir of the Sabaragamuwa and southern low-country zones generally favours teas with strength and body, suited to applications where colour and briskness are priorities in the cup.
Tea Produced
Williegroup produces black tea, the dominant style across Sri Lanka's low-grown estates. Teas from this elevation band typically yield a full-bodied, brisk liquor with good colour and strength, characteristics that often make low-grown Ceylon black teas well suited to blending and to markets where robust, reliable character is valued. Estates at this altitude generally produce teas with less aromatic complexity than high-grown offerings, but with the advantage of consistency and depth of flavour that appeal to bulk and branded-blend buyers.
Operator
Andaradeniya Estate Pvt. Ltd., the operating company, manages Williegroup alongside five other tea estates recorded in the industry directory. This multi-estate structure is common among Sri Lankan tea operators, allowing for economies of scale in processing, logistics, and certification management across a regional portfolio.
Certifications & Ethics
Williegroup holds certification from the Ethical Tea Partnership, a multi-stakeholder initiative that monitors labour standards, environmental practices, and social welfare across member estates. For buyers, ETP certification provides third-party assurance that the estate is subject to regular audits covering working conditions, wages, housing, and the safe use of agrochemicals. For workers, membership signals a commitment to ongoing improvement in line with internationally recognised standards for decent work in agriculture.
Location & Neighbouring Estates
Williegroup Tea Estate lies at 6.3160, 80.5172 in Pallegama Road, Sri Lanka. Its 367 m elevation is the 194th highest of 421 estates we map in Sri Lanka. The nearest estates in the TeaTrade directory, measured point-to-point from these coordinates, are:
- Bogoda — under 1 km away · Southern Province
- Tea Shakthi, Deniyaya Tea Shakthi — 1.8 km away · Deniyaya
- Morawakkorale — 3.4 km away · Southern Province
- Ceyenta — 3.9 km away · Southern Province
- Co, Op Cola — 4.3 km away · Southern Province
Estates at a Similar Altitude to Williegroup Tea Estate
Elevation shapes how slowly leaf matures, so we match Williegroup Tea Estate (367 m) with estates within 150 m of its height that are not its neighbours. Each is shown with its own 2025 climate. Williegroup Tea Estate recorded 2,800 mm in 2025, 29% more than the 2,176 mm average across these estates: at the same height, local weather and exposure matter as much as elevation.
| Estate | Where | Elevation | Rain 2025 | Mean high |
|---|---|---|---|---|
| CASA FUENTES SACIFI | Av. Libertad Oberá, Argentina | 372 m | 1,816 mm | 26.0 °C |
| Agroteales S.R.L. | Misiones, Argentina | 361 m | 1,778 mm | 26.8 °C |
| Danau Kembar | West Sumatra, Indonesia | 358 m | 3,083 mm | 30.3 °C |
| Nurbong | West Bengal, India | 357 m | 2,666 mm | 27.2 °C |
| Guzhang Organic Tea Co., Ltd. | Guzhang County, China | 391 m | 1,538 mm | 22.9 °C |
Williegroup Tea Estate Compared with Sri Lanka
In Sri Lanka, Williegroup Tea Estate is drier than 61% of the others by 2025 rainfall; higher than 54% of the others by elevation; cooler than 55% of the others by daytime temperature. The table sets Williegroup Tea Estate against the 420 other estates we map in Sri Lanka, so you can see whether it is typical for its country or an outlier.
| Measure | Williegroup Tea Estate | Country median | Country range |
|---|---|---|---|
| Elevation | 367 m | 290 m | 6 to 1,962 m |
| Annual rainfall (2025) | 2,800 mm | 3,080 mm | 2,018 to 4,839 mm |
| Mean daily high | 28.2 °C | 28.8 °C | 18.9 to 31.3 °C |
| Mean overnight low | 21.7 °C | 21.8 °C | 12.4 to 24.3 °C |
Observed Climate at Williegroup Tea Estate (2025)
ERA5 reanalysis data modelled for Williegroup Tea Estate’s coordinates recorded 2,800 mm of precipitation across calendar year 2025. The wettest month was November (485 mm) and the driest was February (56 mm). Daytime highs averaged 28.2 °C and overnight lows 21.7 °C over the year; March was the warmest month and January the coolest.
| Metric | 2025 value |
|---|---|
| Annual precipitation | 2,800 mm |
| Wettest month | November (485 mm) |
| Driest month | February (56 mm) |
| Mean daily high | 28.2 °C |
| Mean overnight low | 21.7 °C |
Frequently Asked Questions
Where is Williegroup Tea Estate located?
Williegroup Tea Estate is in Pallegama Road, Sri Lanka, at coordinates 6.3160, 80.5172, at an elevation of about 367 metres.
Who operates Williegroup Tea Estate?
Williegroup Tea Estate is operated by Andaradeniya Estate Pvt. Ltd., according to public supply-chain records.
What type of tea does Williegroup Tea Estate produce?
Williegroup Tea Estate is recorded as producing black tea.
What certifications does Williegroup Tea Estate hold?
Williegroup Tea Estate is recorded as holding the following certification(s): Ethical Tea Partnership.
How much rain does Williegroup Tea Estate receive?
ERA5 reanalysis data for the estate's coordinates recorded 2,800 mm of precipitation in 2025, peaking in November (485 mm).
How does Williegroup Tea Estate compare with estates at a similar elevation?
Williegroup Tea Estate recorded 2,800 mm in 2025, 29% more rain than the 2,176 mm average of estates at a similar elevation.
Data sources: public supply-chain disclosures (Ethical Tea Partnership member lists, Rainforest Alliance certificate holders and retailer supplier disclosures); climate figures are ERA5 reanalysis modelled for the estate’s coordinates via Open-Meteo (calendar year 2025); coordinates and elevations from geocoded records. Spotted an error? Email [email protected].
