Garden plant nutrient solution infusion device

A garden plant nutrient solution infusion device belongs to the technical field of gardens. The bottom of the connecting seat is hinged to the top of the supporting rod, the bottom of the supporting rod is hinged to the top of the fixed box body, the connecting seat is clamped on the outer side of a tree trunk, the telescopic supporting rod is fixedly installed on the top of the connecting seat, the mounting seat is arranged on the top of the telescopic supporting rod, and a round hole is machined in the mounting seat. And the top of the nutrition liquid medicine is fixedly hung on the mounting seat. The utility model aims to solve the problems that for a newly-formed small sapling, a nutrient solution medicine bag is directly hung on a tree trunk, so that the growth direction of the sapling is directly influenced, branches are bent, and the growth effect is influenced, and adopts a mode of combining a plant tree trunk support and a nutrient solution support. The plant trunk supporting device provides an inst