Excess Iron In Soil, Too much iron in your garden's soil needs to be fixed by lowering the iron content available to plants. This can be done by adjusting the soil pH, balancing iron with other micronutrients, or by improving aeration and drainage of water.,
Leaves discolor when the soil is deficient in zinc and plant growth is stunted. Zinc deficiency causes a type of leaf discoloration called chlorosis, which causes the tissue between the veins to turn yellow while the veins remain green. Chlorosis in zinc deficiency usually affects the base of the leaf near the stem.06-May-2021
Too Much Iron Over time this can cause toxicity that can wilt, brown or even kill the plant.
Iron toxicity can be either sudden or gradual. Many serious health problems may be caused by accidental overdoses, taking high-dose supplements for a long time, or chronic iron overload disorders. Under normal circumstances, very little free iron circulates in the bloodstream.04-Jun-2017
Excess iron can produce symptoms of stunted growth and discolored bronzing foliage. Some plants that are prone to iron toxicity include seed and zonal geraniums, lisianthus, African marigolds, pentas, New Guinea impatiens and lilies.29-Jan-2016