Mulch
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A mulch is a layer of material applied to the surface of soil. Reasons for applying mulch include conservation of soil moisture, improving fertility and health of the soil, reducing weed growth, and e
Bark chips applied as mulch
Rubber mulch nuggets in a playground. The white fibers are nylon cords, which are present in the tires from which the mulch is made.
Shredded wood used as mulch. This type of mulch is frequently dyed for aesthetic reasons.
Pine needles used as mulch. Also called "pinestraw" in the southern US.
Compost
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Compost is a mixture of ingredients used as plant fertilizer and to improve soil's physical, chemical, and biological properties. It is commonly prepared by decomposing plant and food waste, recycling
Mulch
…be permanent (e.g. plastic sheeting) or temporary (e.g. bark chips). It may be applied to bare soil or around existing plants. Mulches of manure and compost will be incorporated naturally into the soil by the activity of worms and other organisms. The process is used both in commercial crop production and…
Community-level composting in a rural area in Germany
Home compost barrel
Compost bins at the Evergreen State College organic farm in Washington
Materials in a compost pile