Whether purchased in the nearby garden store or made by you, recycling household waste, organic compost makes an excellent, all-around fertilizer that can be used on any type of plant and brings some unique benefits. Here they are. Compost Gives Your Plants Almost Everything They Need The three most important nutrients that plants need to thrive are nitrogen, needed for leaf growth, phosphorous, needed for root development and potassium, needed for hardiness. Compost contains all three as well as calcium, iron, manganese, magnesium, zinc and other minerals needed for spectacular plant development. However, most plants need more nitrogen than the amount contained in compost, so it might be a good…