A device for binding a thermally adhesive tape to articles to be bundled, such as spinach, trefoil, asparagus and the like, includes a base, an arm pivotally mounted on the base, a tape supply mounted on the arm, and a working stand provided on the base at a position where the working stand is faced with a free end of the arm when it is pivotally moved to a working position. A working head is provided on the free end of the arm and comprises a cutter to cut the tape from the tape supply, a tape bundling member to hold a tape portion around the articles between the tape bundling member and the working stand when the arm is pivotally moved to the working position, and a tape leading member to lead a new tape leading end from the succeeding tape after the tape portion around the articles is cut. A heater is provided in either of the working head or the working stand so as to heat and bond the overlapped portion of the tape around the articles. A tape holding device is provided to hold a tape leading end at the working stand while the tape leading end is releasable therefrom when the working head reaches the working stand so as to bundle the tape around the articles between the working head and the working stand.