A Layer Of Mulch Improves Soil Conditions For Plants. Mulch is generally a layer of landscaping material applied to the surface of soil. There are generally two types of mulches. Permanent, as with river pebbles and temporary, as with organic materials such as bark chip. Mulch, Adelaide landscapers Visual Landscape Gardening supply, is used to conserve moisture due to evaporation, improve the fertility and health of the soil ready for plants or … [Continue]