Heavy metals

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1. The heavy metals of concern to gardeners are lead, zinc, nickel, arsenic, copper and cadmium. These metals can be toxic to plants when they accumulate to high levels in the soil.


A variety of synthetic chelates stimulate the release of metals into soil solution and enhance the potential for uptake into the roots.

Source: https://www.slideshare.net/chikslarry/larry-agronomy-seminar-final