With the cost of traditional commercial fertilizers going up in both the financial and environmental sense, a lot of people are looking into greener alternatives that will also give them some savings. Previously overlooked as a source of fertilizer, grass clippings are now seen as a free source of nutrients.
To use them as fertilizer just requires you to leave them on the lawn after mowing. When left on the lawn, they will eventually decompose and then release nutrients back to the soil. Studies show that short grass clippings, measuring half of an inch or less, can cut back on up to 40% of your lawn fertilization expenses. Some proponents even claim that leaving the grass clippings on the lawn for one whole year is equal to also one year’s worth of fertilizer application.
Read more on lawn fertilization.