The exact foundation date is unkown. The community was reputedly founded in 1230 by th knight, Baldwin von Campe. The first mention of the community is in 1241 when it is inhabited by Benedictine nuns. By 1335 the community had become Cistercian.
The community was demolished in a fight between the city and duke Heinrich in 1545. It was rebuilt in 1567.
Urkundenbuch der Stadt Braunschweig?
H. Hoogeweg, Stifter und Kloester Niedersachsens, 15.
In 1532 the convent was transformed into a Lutheran girls school. From 1808 on the convent has functioned as a home for elderly women. Rights to the community belong to the consistory in Wolfenbuettel.
Needs more research