Illegal drug users get fired more frequently (4.6 percent were terminated within the past year compared to 1.4 percent of non-users). Drug users also switch jobs more frequently; 32.1 percent worked for three or more employers in the past year, compared to 17.9 percent of non-drug-using workers.
This can mean a good supply of mulch alternatives. Grass clippings can only be used as mulch if the clippings are added to other types of mulching ingredients. The reason for this is that grass clippings do not have a free circulation of oxygen and actually can build up methane gas in larger volumes.
Pine bark mulch saves water and reduces weeds, but it can cause problems. Mulch reduces weeds by blocking light from the soil below, preventing seeds from sprouting. Mulch also helps to keep soil moist and moderate its temperature. Pine bark mulch is an inexpensive organic product that gradually decomposes, adding humus to the soil and giving it a loose, crumbly texture.