Vegetable peas do not need any organic fertilizer and therefore belong in the 2. try.
In addition to the normal phosphorus- and potash basic fertilization you give a nitrogen start fertilization in the amount of 5 g N/m2 during tillage or shortly after sowing. Further additions of nitrogen should be avoided. They only promote the development of the leaves and delay the ripeness for picking. Peas are particularly in need of magnesium, what to consider when choosing mineral fertilizers.
The soil reaction should be neutral to slightly alkaline. a possibly. However, the necessary lime fertilization must already be carried out for the previous crop, since peas do not tolerate fresh liming.