Ceylon Tea

Climatic Requirements


The diversity in climate in the tea growing areas in immense and it is a significant feature in the wet and intermediate zones of Sri Lanka.

The rainfall is distinctly seasonal with two peaks occurring over most parts of the country, including the wet zone, where tea cultivation is prevalent.

All most all the climatic parameters such as solar radiation, rainfall, temperature, vapour pressure deficit and wind effect the growth of tea.






Agro-Ecological Regions (AERs)


Agro-ecological regions suited foe tea growing in Sri Lanka

Zone Agro-ecological regions
Wet WU1, WU2a, WU2b, WU3
WM1a, WM1b, WM2a, WM2b, WM3a, WM3b
WL1a, WL2a
Intermediate IU1, IU2, IU3a, IU3b, IU3c, IU3d, IU3e
IM1a, IM2a, IM2b, IM3c


Principal planting districts in different agro-ecological regions (AERs)

Agro-ecological region Planting districts
WU1 Hatton
WU2a, b Pussellawa, Pundaluoya, Dimbula, Dickoya
WU3 Nuwara Eliya
IU1 Kellebokka, Knuckels, Rangala
IU2 Udapussellwa
IU3a, b, c, d, e Badulla
WM1a, b Morawak Korale, Ratnapura
WM2a, b Dolosbage
WM3a, b Kandy, Balangoda, Rakwana
IM1a Badulla
IM2a, b Madulsima, Passara
IM3c Kundasale, Hanguranketha
WL1a Ratnapura, Kaluthara, Kelani Valley, Galle
WL2a Kegalle, Ratnapura, Galle



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