Complete fertilizer on the basis of several NPK components. This product has all essential macro and micro growth nutrients necessary for exuberant grow when growing on soil. Fertilizer use: Per 100litre water between 200ml and 300ml Original Grow Soil, depending on the desired EC level. Never mix components in pure form with each other, always first component A, water and then component bin equal parts. (Always rinse measuring cup well.) Adjust Ph level if necessary with Ph- Grow from Dutch Pro. Optimum Ph level 5.8 – 6.5. Dosage: 200-300 ml per 100litre.