Romberg seed compost is used as a stopover point for successful seedling stock grown. The cultivation is fertilized soil is minimal and thus ideally suited. Substituting the small seedlings directly into normal potting soil, they can rot because of the high salinity in the soil fertilizer.

pH: 6.0 (CaCl2)
140 mg / I N nitrogen (CaCI2)
150 mg / l P2O5 phosphate (CAL)
210 mg / I K2O potassium (CAL)
Salt content: 1.5 g / l (KCl)