Start / seedling

Rockwool Phase: start EC 1.43

Moderate start

Ready-made nutrient solution profile "Start / seedling" for hydroponics: element concentrations in ppm (mg/L), target EC and composition. Use these values as a starting point and adjust to plant condition.

Macronutrients, ppm (mg/L)

Elementppm (mg/L)
N (общий азот)100
P (фосфор)30
K (калий)155
Ca (кальций)110
Mg (магний)35
S (сера)55
Target EC, mS/cm1.43

Micronutrients, ppm (mg/L)

Elementppm (mg/L)
Fe (железо)1.6
Mn (марганец)0.5
B (бор)0.3
Zn (цинк)0.1
Cu (медь)0.0
Mo (молибден)0.0

How to use the recipe

The values above are the target element concentrations in the final solution. To obtain them from your fertilizers, click "Open in calculator": it computes salt weights for the needed water volume and starting EC.

When raising EC, increase all elements proportionally except phosphorus. Keep pH within 5.5–6.5 for most hydroponic crops.

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