Tree planting supporting device capable of preventing saplings from being injured

The utility model discloses a tree planting support device capable of preventing saplings from being hurt, which comprises a base, a first support mechanism is arranged at the upper end of the base, and a fixing component is arranged on the outer wall of the base. By the adoption of the structure, after a nursery stock is planted in a needed position, the bases are placed on the two sides of the nursery stock, the nursery stock is sleeved with the protection plates, the two protection plates are in butt joint through the connecting assembly, then the two bases are connected through the fixing assembly, the positions of the protection plates are stabilized through the bases, the positions of the supporting plates are adjusted through the adjusting assembly, and the nursery stock is fixed through the supporting plates. The supporting plate is attached to the outer wall of the nursery stock, the position of the nursery stock can be stabilized through the first supporting mechanism, the position of the upper side