Magnesium sulphate fertilizer is a versatile and valuable addition to any gardener's toolkit. Known for its rich magnesium content, it offers a range of benefits that can significantly enhance plant health and yield. In this blog, we will explore how to use magnesium sulphate for plants, its uses, the types of plants that benefit from it, and how it can be combined with other fertilizers for optimal results.

How to Use Magnesium Sulphate for Plants
The simple and effective way to boost plant health. Here's how you can use it:
Soil Application: Mix 1-2 tablespoons of magnesium sulphate with one gallon of water and apply it to the soil around the base of your plants every month.
Foliar Spray: Dissolve 1 tablespoon of magnesium sulphate in a gallon of water and spray it directly onto the leaves. This method allows for quicker absorption and is particularly useful for treating magnesium deficiency.
Root Drench: For potted plants, dissolve 1 teaspoon of magnesium sulphate in a gallon of water and water the plants thoroughly.
What is Magnesium Sulphate?
Magnesium sulphate is a chemical compound composed of magnesium, sulfur, and oxygen, commonly referred to as Epsom salt. Its chemical formula is MgSO₄·7H₂O when in heptahydrate form. This compound is widely used in agriculture, gardening, and even medicine due to its high solubility and essential nutrient content.
What are the Uses for Magnesium Sulphate?
Magnesium sulphate has a broad range of applications:
Agriculture and Gardening: Used to correct magnesium deficiency in soil and improve plant health.
Medicine: Utilized in treatments for magnesium deficiency and as a saline laxative.
Cosmetics: Incorporated in bath salts and exfoliating products for its soothing properties.
Industry: Used in the production of textiles, paper, and fireproofing agents.
What Plants Benefit from Magnesium Sulphate?
Certain plants particularly thrive with the addition of magnesium sulphate:
Tomatoes and Peppers: These plants often show improved fruit quality and yield.
Roses: Known to enhance bloom color and quantity.
Houseplants: General improvement in foliage health and vibrancy.
Leafy Greens: Enhanced growth and leaf production.
Can We Mix Magnesium Sulphate with NPK Fertilizer?
Yes, magnesium sulphate can be mixed with NPK (Nitrogen, Phosphorus, and Potassium) fertilizers. This combination provides a balanced nutrient profile that supports overall plant health and growth. When mixing, ensure to follow recommended application rates to avoid over-fertilization.
What is Magnesium Sulphate Fertilizer Used For?
Magnesium sulphate fertilizer is primarily used to:
Correct Magnesium Deficiency: Ensuring plants have enough magnesium for photosynthesis and energy production.
Improve Nutrient Uptake: Enhances the effectiveness of other nutrients.
Boost Crop Yield: Contributes to higher productivity and better quality produce.
Enhance Soil Health: Helps maintain an optimal soil environment for plant growth.
Conclusion
For those looking to purchase magnesium sulphate, it is available in various forms such as Kieserite, Heptahydrate and Anhydrous, and always check the magnesium sulphate MSDS (Material Safety Data Sheet) for safe handling practices.

We were very happy to welcome our Chilean customers to our Dalian office today. They have been purchasing magnesium sulphate from us for a long time, and we had a great conversation. Afterwards, we enjoyed lunch near Dalian XingHai Square with the beautiful cross-sea bridge in the background. Contact us for our quality products.




