Indian tea culture the Yandaboo Treaty. In 1837, the first English tea garden was established at Chabua in Upper Assam; in 1840, the Assam Tea Company began the commercial production of tea in the region, run by indentured servitude of the local inhabitants. Beginning in the 1850s, the tea industry rapidly expanded, consuming vast tracts of land for tea plantations. By the start of the 20th century, Assam became the leading tea producing region in the world. But despite the discovery of the indigenous "Camellia sinensis" plant, the tea industry in India began with 42,000 seedlings germinated from a consignment of 80,000 seeds
Tea growing in Azerbaijan which grown in the Lankaran. Azerbaijani tea consumed mainly within the borders of Azerbaijan, but it also exported to neighboring states, such as Turkey, Russia (Dagestan), and Georgia. The main tea-growing bases of Azerbaijan today are Lankaran, Astara, Lerik, Masalli, Zakatala and Balakan districts. Currently, in Azerbaijan, the development of tea-growing is related to Lankaran-Astara economic region. In the Sheki-Zagatala economic region, this growth is relatively weak. The local tea plantations lie between the Caspian Sea and Talysh Mountains where the subtropical climate and humidity make it possible for growing tea. Statistics for total planting area harvesting and productivity over