A tree sizing strap and hook apparatus is provided with graphic identification markers to aid hunters in accessing the size of tree trunks from which hunters intend to mount hunting equipment. The strap includes a hook from which to temporarily hang a portable game feeder hoist and hunting stand against the tree trunk while attaching the equipment to the tree with a chain. The graphic identification markers have a plurality of visual zones which differ in color and indicate a physical range of measurement, which signifies tree trunk size relative to mounting ability characteristics of the hunting equipment prior to hunters lifting the intended hunting equipment. The strap has an outer surface preferably having a Velcro liner and an inner surface of which a portion is adapted to mate with the outer surface Velcro liner in an overlapping manner. A portion of the inner surface of the tree sizing strap preferably includes a slick liner surface.