Garden building greening device

The utility model provides a garden building greening device, and relates to the technical field of garden greening spraying equipment. Comprising a base, an elevation direction adjusting device and a watering device, the top of the base is connected with the elevation direction adjusting device, the top of the elevation direction adjusting device is connected with the watering device, and during use, a first motor drives a first gear and a gear ring to rotate, so that a first rotating rod drives a second fixing frame to rotate to adjust the direction of a watering head; a second motor drives a third gear and a second gear to rotate, a second rotating rod drives a water spraying pipe to rotate to adjust the elevation angle of a sprinkler head, water enters a connecting pipe through a water inlet pipe, then enters the water spraying pipe through a spring water pipe and is sprayed out of the sprinkler head, and meanwhile the flow speed of sprayed water is controlled through a water pump in the water spraying pi