PROBLEM TO BE SOLVED: To provide an acarid repellent that uses thinned and/or pruned trees, has a sufficient repellent effect against acarid as well as that is highly safe for human body, and can be easily used even for ordinary households.SOLUTION: An acarid repellent contains as an active ingredient a squeezed liquid, an extract or a distillate of plants belonging to the genus Abies of the family Pinaceae.SELECTED DRAWING: Figure 1【課題】 間伐・枝打ちされる樹木を利用し、ダニに対して十分な忌避効力を有するとともに、人体に対して安全性が高く、一般家庭でも手軽に使用できる忌避剤を提供すること。【解決手段】 マツ科モミ属に属する植物の圧搾液、抽出物または蒸留物を有効成分として含有するダニ用忌避剤。【選択図】図1