In short: Ratna tea Estate Factory is a black tea producer located in Moulvibazar, Bangladesh, at 14 metres above sea level, operated by Ratna tea Estate Factory.
Ratna tea Estate Factory is a tea estate and production facility situated in Moulvibazar, Bangladesh, at an elevation of 14 metres above sea level. The estate is operated by Ratna tea Estate Factory and produces black tea. No buyer relationships are recorded in public supply chain data for this estate.
Terroir & Climate
At 14 metres elevation, Ratna tea Estate Factory sits in the lowland tea-growing zone of Moulvibazar, where the subtropical climate of north-eastern Bangladesh generally supports year-round vegetative growth. Estates at this latitude and altitude typically experience warm, humid conditions moderated by the south-west monsoon, which tends to deliver heavy rainfall between May and September. The low elevation generally means less diurnal temperature variation than is found in high-grown regions, and the growing cycle often continues through much of the year with only a brief winter dormancy.
The flat to gently undulating terrain characteristic of this elevation in Moulvibazar usually features deep alluvial or clay-loam soils. These soil types tend to retain moisture well during the monsoon months, though drainage management is often a consideration in low-lying areas. The warm temperatures and consistent moisture typically encourage vigorous flush cycles, and estates in this environment often focus on volume production of black tea suited to blending.
Tea Produced
Ratna tea Estate Factory produces black tea. Lowland estates in Moulvibazar at similar elevations typically yield full-bodied, malty liquors with a straightforward, robust character. The warm growing conditions generally favour teas with strength and colour rather than the delicate aromatics associated with high-altitude production. Teas from this elevation and region are often used in blended products where body, briskness and consistent quality are valued, though cup character can vary significantly depending on processing technique and seasonal conditions.
Location & Neighbouring Estates
Ratna tea Estate Factory lies at 24.5972, 92.1140 in Moulvibazar, Bangladesh. Its 14 m elevation is the joint 55th highest of 75 estates we map in Moulvibazar. The nearest estates in the TeaTrade directory, measured point-to-point from these coordinates, are:
- Dilkhusha Tea Estate — under 1 km away
- Kapnapahar Tea Estate — under 1 km away
- Phooltullah Tea Factory — under 1 km away
- Rajki Tea Estate Factory — under 1 km away
- Sagarnal tea Estate — under 1 km away
Estates at a Similar Altitude to Ratna tea Estate Factory
Elevation shapes how slowly leaf matures, so we match Ratna tea Estate Factory (14 m) with estates within 150 m of its height that are not its neighbours. Each is shown with its own 2025 climate. Ratna tea Estate Factory recorded 2,869 mm in 2025, 13% more than the 2,531 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 |
|---|---|---|---|---|
| Hamidiya Tea Factory | Moulvibazar, Bangladesh | 14 m | 2,447 mm | 30.2 °C |
| Kedarpur Tea Factory (Dinarpur cha bagan) | Moulvibazar, Bangladesh | 14 m | 2,358 mm | 30.2 °C |
| Zhejiang Camel Transworld Organic Foods Co. Ltd. - 310041 Hangzhou | 218 Ti Yu Chang Road, China | 14 m | 1,470 mm | 24.3 °C |
| Talapoya Tea Estate | Cherooty Road, India | 14 m | 3,550 mm | 30.2 °C |
| Sarnia Estate | No.280 Dam St, Sri Lanka | 14 m | 2,828 mm | 29.8 °C |
Ratna tea Estate Factory Compared with Moulvibazar
In Moulvibazar, Ratna tea Estate Factory is wetter than 76% of the others by 2025 rainfall; lower than 86% of the others by elevation; cooler than 85% of the others by daytime temperature. The table sets Ratna tea Estate Factory against the 74 other estates we map in Moulvibazar, so you can see whether it is typical for its region or an outlier.
| Measure | Ratna tea Estate Factory | Region median | Region range |
|---|---|---|---|
| Elevation | 14 m | 16 m | 9 to 45 m |
| Annual rainfall (2025) | 2,869 mm | 2,559 mm | 2,123 to 3,920 mm |
| Mean daily high | 30.1 °C | 30.1 °C | 29.8 to 30.3 °C |
| Mean overnight low | 20.5 °C | 20.6 °C | 20.3 to 21.2 °C |
Observed Climate at Ratna tea Estate Factory (2025)
ERA5 reanalysis data modelled for Ratna tea Estate Factory’s coordinates recorded 2,869 mm of precipitation across calendar year 2025. The wettest month was July (553 mm) and the driest was December (0 mm). Daytime highs averaged 30.1 °C and overnight lows 20.5 °C over the year; June was the warmest month and January the coolest.
| Metric | 2025 value |
|---|---|
| Annual precipitation | 2,869 mm |
| Wettest month | July (553 mm) |
| Driest month | December (0 mm) |
| Mean daily high | 30.1 °C |
| Mean overnight low | 20.5 °C |
Frequently Asked Questions
Where is Ratna tea Estate Factory located?
Ratna tea Estate Factory is in Moulvibazar, Bangladesh, at coordinates 24.5972, 92.1140, at an elevation of about 14 metres.
Who operates Ratna tea Estate Factory?
Ratna tea Estate Factory is operated by Ratna tea Estate Factory, according to public supply-chain records.
What type of tea does Ratna tea Estate Factory produce?
Ratna tea Estate Factory is recorded as producing black tea.
How much rain does Ratna tea Estate Factory receive?
ERA5 reanalysis data for the estate's coordinates recorded 2,869 mm of precipitation in 2025, peaking in July (553 mm).
How does Ratna tea Estate Factory compare with estates at a similar elevation?
Ratna tea Estate Factory recorded 2,869 mm in 2025, 13% more rain than the 2,531 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].
