Searles Magnesium Sulphate 500g
- Magnesium is essential in plants for photosynthesis
- Magnesium (Mg) deficiency causes yellowing between veins, mainly in older leaves.
- Yellowing in leaves may start at leaf tips and move inward to whole leaf.
- Ideal for gardenias, azaleas and other acid loving plants.
- Ideal for tomatoes and citrus.