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.
In general, cedar shavings, as well as chipped wood mulch of almost any other kind, are preferable to bare soil. Cedar could even be superior to mulch made from species that lack antirot chemicals, because cedar mulches need to be refreshed less often because of their slower rate of decomposition.