Iron chelate, a fertilizer that combines iron with an organic chemical called chelate, both provides.

When applied directly to the foliage of a tree, iron chelates are effective and can produce darker foliage in a few days. This type of iron chelate dissolves in water. Apply it on a cool, cloudy. Mar 08, Chelated iron fertilizers are available in spikes, pellets, granules or powders. The latter two forms can be used as water-soluble fertilizers or foliar sprays. Spikes, slow-release granules and water-soluble fertilizers should be applied along the plant’s drip line to be most efficient.

Some plants are more susceptible to iron deficiencies than others.

Although most soils have plenty of Iron (Fe), usually it's not available for plants and that's why Iron (Fe) deficiency is very common in plants and it is also known as chlorosis (yellowing of leaves).

Some of common Iron Chelate EDTA features: Great To Improve or Prevent Chlorosis (Yellowing of Leaves) Great For Foliage Usage (% Water Soluble). Oct 01, One method is to apply chelated iron to the soil. The other method that is to spray chelated iron, mixed with water, on the leaves. Timing, or when to apply the chelated iron, is critical.