The price of dried scallions has significantly increased due to the Covid-19 pandemic, leading to increased income for rosemary growers in Bach Thuan commune. Each tree can yield 150-180kg of dried rosebuds per year, generating an income of over 30 million VND. The commune is known for its high productivity and income from rosemary and other crops intercropped under maple trees. The income from these crops ranges from 3-5 million VND per sao, with some households earning up to 30 million dong per sao with careful cultivation. The commune is expanding the cultivation area of rosemary and other crops due to their high economic value.