Broom grass (Thysanolaena maxima) is an important non-timber forest product throughout the northern provinces of Lao PDR, playing akey role in the livelihoods of rural populations during the dry season from December to February. Nevertheless, the market chain of broom grass in Laos has been poorly documented and described. This study involved 85 semi-structured interviews with collectors or traders of broom grass in three districts of Luang Prabang province, and aims to better understand the market chain of broom grass