Iron Chelate – What is it and how is it used?

Iron Chelate is a chemical that can be easily purchased at any garden store. It is marketed as a water-soluble powder or micro granules and has several positive effects on both plants and soil pH.

What is Iron Chelate?

It is formulated with a chelating agent, is the most used, followed by a percentage that indicates its iron content (wealth). Its essential function is to provide soluble iron to plants.

Why use iron chelate?

The plants in your garden need various micronutrients to grow correctly. Iron is one of them. Nevertheless, deficiencies of this element appear frequently as a consequence of its low solubility in the soil and the high sensitivity of the plants, especially in high pH or alkaline soils where iron is usually blocked. This deficiency is called ferric chlorosis and is characterized by yellowing between the nerves of the leaves, especially in the youngest leaves.

Iron chelate solves this problem and also helps the micronutrients to dissolve better in the soil.

This mineral occupies very important and essential functions in the metabolism of your plants, it is an excellent constituent of pigments and enzymes, they intervene in the capture and transformation of energy both in photosynthesis and in respiration, and although it does not form part of chlorophyll it is necessary for its synthesis (green pigmentation).

Problems with excess iron

If you have decided to administer iron chelate to your plants, whether they are from the urban garden or the garden of your home, you must be careful with the amount applied taking into account the variety and the soil.

Iron chelate is usually used in low doses, especially in gardening and in pots. If a plant absorbs more iron than it should, it can suffer phytotoxicity and manifests itself in the appearance of brown burns on the leaves.

If, after applying iron chelate to your plants, you notice these symptoms, we advise you to replace the soil in the pot with new soil immediately and carefully clean the roots with water.

You can then reapply the chelate, this time following the dosage recommended by the manufacturer.

If you have any questions about its application or dosage, you can consult the product label or contact us through this page, and we will gladly respond.

Finally, we recommend that you take all possible precautions (gloves and goggles) to prevent iron sulfate powder from accidentally reaching your eyes while you apply it.

How to provide iron chelate to plants? 

The most common application of iron is made at the beginning of the vegetative activity or crop cycle via root, to ensure good budding, flowering, and setting. Although depending on the degree of chlorosis (yellowish) can be applied throughout the crop cycle.

So that your garden or urban orchard has enough iron, you can supply it, previously dissolved in water, using irrigation and foliar spraying (in the latter case not exceeding 1 g/L, see label).

Finally, it is essential to remember that this product is used to correct iron deficiencies, it will be necessary to provide the rest of the required nutrients for your plants through a good fertilizer based on phosphorus, potassium, and nitrogen.

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