Iron element fertilizer

If your plants complain of these symptoms, you can use this fertilizer: yellowing of new growth leaves. All the leaves turn yellow and may become almost white, especially in new growth. The leaf edges burn and turn brown in cases of severe deficiency, the entire leaf burns, especially in new growth. Weak production or none. Iron sulfate fertilizer 30 grams. Method of use / a small teaspoon for every 3 liters of water when there is a deficiency and it is applied monthly to complete the plant's health.