Other nutrients that can support lawn growth include magnesium, calcium, and sulfur ... and copper -- which are normally not present in lawn fertilizers. A better option would be an organic fertilizer ...

Others like potassium are added regularly to soils as fertilizer ... the clay and organic matter particles in soils can be replaced by other cations; thus, they are exchangeable. For instance, ...

Calcium encourages vigorous growth and cell wall structure ... Organic and inorganic fertilizers are the two main types to consider. Organic fertilizers come from natural sources, like compost, bone ...