Wall greening system with movable unit and installing method thereof

The invention discloses a wall greening system with a movable unit. The wall greening system comprises a greening module, an installing frame and a drip irrigation system for supplying water to the greening module. The installing frame comprises at least one upward inclined greening box supporting groove. The greening module comprises a plurality of greening boxes installed on the installing frame in detachable mode, and openings of the greening boxes are inclined upwards. Each greening box comprises a box body, a plurality of unit planting boxes and an inner framework connected with the box body. Each unit planting box and each box body are provided with a first drip irrigation hole and a second drip irrigation hole matched with the drip irrigation system respectively. The detachable greening modules provide favorable conditions for normal growth of plants, simultaneously are flexible to install and detach, reduce construction and maintaining cost. The greening box supporting groove inclined upwards is favorable for plant growth, capable of disposing an appropriate amount of accumulated water and favorable for installing of the greening module. Water is supplied to the greening box from behind the greening box so as to improve the attractiveness of the wall greening system. The wall greening system is simple in construction, convenient to manufacture and maintain, low in building cost and favorable for large-scale popularization and implementation.