A binding machine for gardening includes a main handle capable of drawing out a tape from a front end portion thereof, a clincher arm rotatably attached to the main handle, a tape gripping device attached to a front end portion of the clincher arm and is capable of gripping an end portion of the tape drawn from the main handle, and a bonding unit configured to bond end portions of an overlapped tape. With the clincher arm completely closed with respect to the main handle and viewed from the side, the tape gripping device has a height in a vertical direction 1.5 times or less than a width in a longitudinal direction of the handle.