Other Decomposition and Application Methods Coffee grounds can also be dug directly into garden soil before the planting season, but will consume nitrogen in the process of decaying and need a few months to break down. It is wise to add extra nitrogen to activate decomposition of the grounds and avoid depleting the nutrient. A third decomposition method involves placing a 1/2-inch layer of coffee grounds on top of the soil, covering it with a layer of dried leaves and keeping the mulch moist. This combination acts like a slow-release fertilizer during the growing season. OSU says not to place grounds alone on top of the soil, because they form a crust, repelling water and restricting air from plant roots. Read more : ehow/info_8456633_much-do-fertilize-coffee-grounds.html
Posted on: Mon, 21 Jul 2014 03:59:18 +0000
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