Your plants, and the soil in your planting beds, can be benefitted through the use of mulch, which has become extremely popular these days. There is one problem, though, at least in some parts of the country. That's due to the main ingredient of a popular type of mulch in these parts being a shredded sawmill waste product, hardwood bark. The sawmills had troubles getting rid of the waste bark which resulted from the process of denuding the logs before sawing them. For specific information visit Depilacion laser.