Guwahati : The Assam government has decided to hike the daily minimum wage of tea garden workers by Rs 18 to Rs 250 and Rs 228 in Brahmaputra and Barak valley, respectively, Chief Minister Himanta Biswa Sarma said.During a cabinet meeting chaired by Sarma, the decision was taken to increase the wages in both Brahmaputra and Barak valleys with effect from October 1. “The cabinet decided to increase the minimum daily wages of tea garden workers. In Brahmaputra valley, the daily wage has been increased to Rs 250 from Rs 232 with effect from October 1.