Description
Magnesium sulphate heptahydrate fertiliser
- Simple, inorganic macronutrient fertiliser,
- Easy to use,
- In a convenient granular form,
- Universal - for use in arable, vegetable and fruit tree crops.
Magnesium sulphate heptahydrate is a granular EU fertiliser intended for fertilisation with irrigation (fertigation) and foliar feeding of arable, vegetable and fruit tree crops during periods of intensive growth and nutrient deficiency throughout the growing season.
Magnesium sulphate heptahydrate fertiliser - composition:
Nutrients:
- 16% magnesium oxide (MgO) soluble in water,
- 32% sulphur trioxide (SO3) soluble in water.
Ingredients:
- Magnesium sulphate heptahydrate CMC1 (primary substances and mixtures) - CAS:7487-88-9.
Magnesium sulphate fertiliser - general guidelines for use - foliar feeding:
- Arable crops: 5% solution (5kg/100l water),
- Vegetables: 2-5% solution (2-5kg/100l water),
- Fruit: 1-3% solution (1-3kg/100l water),
- Greenhouse crops: 2-3% solution (2-3kg/100l water).
Magnesium sulphate fertiliser - general guidelines for use - fertigation:
- Greenhouse crops 0.05-0.2% (0.5-2 kg/1000l water),
- Orchard and field vegetable crops 0.05-0.3% (0.5-3 kg/1000l water).
Magnesium sulphate heptahydrate fertiliser - usage instructions:
- Store fertiliser
- in original, tightly closed packaging,
- in dry rooms,
- out of reach of children,
- away from animals and foodstuffs. - Protect from direct sunlight.
- Avoid contact with eyes and skin.
- When working with the fertiliser, use appropriate personal protective equipment: goggles, gloves and protective clothing.
- Do not eat, drink or smoke while handling the fertiliser.
- Wash hands thoroughly after handling the fertiliser.
Application and dosage
|
Crop |
Feeding method |
Concentration % w/w |
Spray volume |
|---|---|---|---|
|
Tomatoes, sweet pepper under covers |
After detecting magnesium deficiencies, 3-5 sprays every few days |
0.5-1.0 % |
500 l/ha |
|
Cucumber under covers |
After detecting magnesium deficiencies, 3-5 sprays every few days |
1% |
500 l/ha |
|
Vegetables in the field |
After detecting magnesium deficiencies, 3-5 sprays every few days |
2 % |
300 l/ha |
|
Apple trees |
After flowering, 3-4 times every 10 days |
1.5 -2% |
1000 l/ha |
|
Other fruit trees |
After flowering, 3-4 times every 10 days |
1- 1.5% |
1000 l/ha |
|
Fruit bushes, strawberries |
After flowering, 3-4 times every 10 days |
1- 1.5% |
400-600 l/ha |













