Teaching, in which teachers directly contact with their students, s the core of teachers' works. The experienced teachers have the well-constructed practices to make the classroom life runs well. This routine behavior of teaching, rituals, and folkways could be understood as the cultures of teaching that are from teaching belief and values of teachers, the different expectations and suppositions for students of different grades, the complexity and uncertainty in classroom context, the norms of interpersonal relationship, and the structure of time and space in schools. This article discusses the significances of the culture of teaching on the curriculum innovation. The main claims are that the renew of the culture of teaching is the necessity of curriculum change, and it implies the professional growth of teachers.