IN MY EXPERIENCE A LARGE TREE RUB IS USUALLY STARTED BY A BIG GUY , HOWEVER THESE LARGE CEDAR TREES ACT AS SIGN POSTS BETTER PUT AS SCENT POSTS, BUCKS OF ALL SIZES WILL RUBIT TO LEAVE THEIR OWN SCENT THERE, ITS GETTING A LITTLE LATE IN THE RUT TO HUNT RUBS THOUGH