Ultimately organic mulch is Humus which is the stable fraction of organic matter which remains after the
major portions of plant and animal residue have decomposed.
Materials decompose into finer form to make topsoil.
"MULCH" - Comes from Middle English "molsh" meaning soft.
The "Loader" is there on Saturdays. $5 per bucket = 1.1 times what will fit in a PU bed. Self load is free.