Typically, it takes between 500 to 1000 years for a primary succession to reach a climax community. A primary succession usually begin in bare place with may be only rocks or soil while a climax community is a mature community that signifies the end of growth of a community. It takes year for a primary succession to become a climax community.
The process of primary succession can take hundreds, if not thousands, of years. In contrast, the process of secondary succession can reestablish an ecosystem's climax communities in as few as 50 years.
