The present invention relates to a storm water storage structure for tree growth, which comprises: a concave storm water receiving groove temporarily receiving introduced storm water; an inclined surface provided at both ends of the storm water receiving groove to promote the inflow of the storm water; and a storage part capable of storing the introduced storm water, wherein the storm water receiving groove may have an inlet enabling the storm water to introduce into the storage part, and the storage part has an outlet enabling the storm water stored in the storage part to penetrate into ground. The object of the present invention is to provide the storm water storage structure for tree growth which is provided around a tree to store the storm rain in a rainy season.
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