Christmas Tree Dropping is a term used to describe the natural process of shedding needles, cones, leaves, and other debris from a Christmas tree. Needles, which are six letters long, are the most common type of dropping from a Christmas tree. Cones, which are four letters long, are also commonly found on the ground beneath a Christmas tree. Leaves, which are also four letters long, can also be found among the droppings. FIR, which is three letters long, is another type of tree that is often used for Christmas trees. Icicles, which are six letters long, are also a common sight beneath a Christmas tree. Pineneedles, which are ten letters long, are the longest type of dropping from a Christmas tree.