PROBLEM TO BE SOLVED: To provide a young tree protector exhibiting excellent shape holding property, hot insulation, and work ability, and capable of protecting a young tree from damage by a wild animal.SOLUTION: There is provided a protector 2 for protecting a young tree T from damage by a wild animal by covering the periphery of a planted young tree T, the protector comprising: a protector main body 21 which is formed into a cylindrical shape and formed of a substrate including a nonwoven fabric, and extendable in an axial direction thereof; and a reinforcement member 22 provided in a spiral state on the protector main body 21.SELECTED DRAWING: Figure 1COPYRIGHT: (C)2020,JPO&INPIT【課題】形状保持性に優れ、保温性を有し、施工性が良く、幼齢木を野生動物による食害から保護することができる幼齢木保護具を提供する。【解決手段】植設された幼齢木Tの周囲を覆うことで害獣による食害から幼齢木Tを保護する保護具2であって、不織布を含む基材からなる筒状で且つその軸方向に伸縮可能な保護具本体21と、保護具本体21に螺旋状に設けられた補強部材22と、を有する【選択図】図1