Heavy Metal 
Metallic elements which can be toxic to plants and can result in significant thinning or death or a turfgrass sward, even in very small quantities. Examples include Zinc and Copper, which are also essential micro-nutrients.
Heavy Metal
Metallic elements which can be toxic to plants and can result in significant thinning or death or a turfgrass sward, even in very small quantities. Examples include Zinc and Copper, which are also essential micro-nutrients.