Water storage planting device

Disclosed is a water storage planting device comprising a housing (1) with an upper end opening, wherein the housing (1) is provided with at least one vertically disposed partition plate (3), the partition plate (3) being below the upper end opening of the housing (1); the partition plate (3) divides the housing (1) into at least two spaces, each being used as a primary planting chamber (10) and a primary water storage chamber (11), wherein the primary planting chamber (10) or the primary water storage chamber (11) is provided with a vertically disposed water-stop sheet (4), wherein the space between the water-stop sheet (4) and the partition plate (3) is used as a water seepage chamber (12), and the water seepage chamber (12) is for filling with soil; the bottoms of the primary water storage chamber (11) and the water seepage chamber (12) are in communication with each other; and the primary water storage chamber (11) is provided with a cover (2). Since the device has a water storage function, it can be used in plant cultivation in water-deficient and arid areas.