, one of said tubes having a first substantially semi-circular part adapted to surround substantially one-half of the pole, the other of said tubes having a first substantially semi-circular part adapted to surround substantially the other half of the pole, each of said tubes having a substantially vertical part directly connected to said first part thereof and being in direct fluid communication at one end thereof with said holder through the bottom thereof to receive weed killer in a liquid from the holder, each of said tubes being pivot able relative to said holder through the second part thereof so as to be open able and closable for mounting and dismounting the dispenser on the pole, the first parts of said tubes having a plurality of circumferentially spaced holes therein through which the weed killer may flow downwardly along the pole to kill any weeds or vines thereon.