Calmag - Calcium & Magnesium Size:5L Keep your pH between 5

Keep your pH between 5

It is perfect for large

The simplest way to keep track of the amount of nutrients in your solution is to measure conductivity

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Calmag - Calcium & Magnesium Size:5L Keep your pH between 5Calcium & Magnesium Preventing & Correcting Deficiency! Our Calmag solution is highly concentrated and effectively addresses calcium and magnesium deficiencies in plants. By treating and preventing such deficiencies, Calmag ensures optimal plant growth and development, enabling them to thrive at their maximum potential. Usage You use Calmag every week. So you start in week 1 of the growth phase. Add the following amounts per 1 L water. 0. 1 1ML