The objective in accordance with the first aspect of the invention is to improve the usability of a clearing device (1) operated by a work machine, and the objective in accordance with the second aspect of the invention is to reduce the need for movement of the work machine during silvicultural measures in an management area that comprises at least two forest compartments.The clearing device (1) operated by a work machine comprises a body (2), a motor (30) suspended to the body (2), a cutting blade (20) connected to the motor (30) via a gear (40) and rotatable around a centre (26), a blade guard (21) that covers the cutting blade (20) at least partially, and work machine mounting (10). The clearing device (1) operated by a work machine further comprises a digger (55). The digger and cutting blade have been arranged on opposite sides of the work machine mounting (10) with respect to each other.
