LAWN CARE - PROOF of a Theory - Is it better to Mulch Mow or Bag your Leaves and Grass Clippings in the Fall. There are few times that we would actually recommend bagging your grass clippings. How To Mulch Your Garden For Free Little Sprouts Learning Garden Maintenance Mulch Gardening Tips Bagging offers a more beautiful end result however the drawbacks are that its more labor-intensive takes more time and if the lawn waste is not recycled then it goes right into the landfill. . Ad Find Deals on lawn mulch in Gardening Tools on Amazon. When mulched grass clippings decompose they add nutrients back into the soil. It is preferable to mulch your grass clippings rather than bagging them as they reduce any dumpsite usage. LAWN CARE - Updated PROOF of a Theory - Is it better to Mulch Mow or Bag your Leaves and Grass Clippings in the Fall. Mulching your yard clippings reduces your disposal fees. Click to see full answer. ...