ABSTRACT Arenga pinnata is a non timber forest product that deserves to be developed. Efforts to develop Arenga pinnata are very dependent on existing seeds. KNO3 can play a role in promoting chemical reactions that lead to germination. This study aimed to determine the effect of soaking time using KNO3 on seed germination and to determine the best soaking time using KNO3 on Arenga pinnata. Th…