Magnesium Sulphate Fertilizer for Maize Crops
- Editor Agriculture today
- Aug 18
- 1 min read
Maize is one of the most widely grown crops in the world, and achieving high yield depends on proper nutrition. Among the essential nutrients, Magnesium Sulphate Heptahydrate plays a vital role in ensuring healthy growth and strong grain development.

Why Maize Needs Magnesium Sulphate
Magnesium is the central element of chlorophyll, the green pigment responsible for photosynthesis. Without enough magnesium, maize leaves show yellowing between veins, plant growth slows, and grain filling becomes poor.
Sulphur, also present in Magnesium Sulphate, improves protein formation, oil content, and overall kernel quality.
Benefits of Magnesium Sulphate in Maize
Enhances photosynthesis and energy transfer.
Promotes greener, healthier leaves.
Improves root growth and nutrient uptake.
Boosts protein and grain quality.
Prevents yield losses due to magnesium and sulphur deficiency.

How Much Magnesium Sulphate is Needed
Maize typically requires 25–30 kg MgO per hectare, which equals about 50–70 kg of Magnesium Sulphate Heptahydrate per hectare. The exact rate should be based on soil tests and crop stage. Farmers can apply it directly to soil, through fertigation, or as a foliar spray for quick results.
Conclusion
Using Magnesium Sulphate Heptahydrate fertilizer in maize ensures strong plant growth, higher kernel quality, and better yields. It provides both magnesium and sulphur – two essential nutrients that modern maize farming cannot ignore.
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