Synthetic fertilizers are usually composed of different ratios of nitrogen, phosphorus, potassium, calcium, magnesium, and other elements. They act faster than organic fertilizers, but contribute little to soil health and may result in a toxic chemical build-up over time.
Inorganic Fertilizer, Chemical Fertilizer
Synthetic fertilizers typically run $25 to $80. Their initial cost is generally less expensive than that of organic fertilizers.
Costs vary greatly by region (and even by zip code). To get free estimates from local contractors, please indicate yours.