Solar lawn lamp with irrigation function

The invention belongs to the technical field of landscape lamps, and particularly relates to a solar lawn lamp with an irrigation function. The solar lawn lamp comprises a water collecting tank, a solar cell panel and a water storage tank, the upper surface of the water collecting tank is fixedly connected with a fixed cylinder, the outer surface of the fixed cylinder is provided with an annular spray pipe, and the annular spray pipe is fixedly communicated with the fixed cylinder; and the outer surface of the annular spray pipe fixedly communicates with annularly-arranged spray heads, the top end of the fixed cylinder is fixedly connected with a lawn lamp holder, and an LED lamp cap is fixedly installed in the lawn lamp holder. According to the invention, the annular spray pipe is arranged on the fixed cylinder of the lawn lamp, water in the water collecting tank is pumped into the fixed cylinder through cooperation of the water pump in the water collecting tank and the connecting pipe, and therefore a lawn