HAU Biorga Chalk 8kg

Promotes soil fertility thanks to its alkaline reaction and its calcium and magnesium content. Deacidifies the soil and promotes soil life. In addition, seaweed chalk has a preventive effect against cabbage hernia.
Application: 80 – 100g/m² (spread in spring or autumn and lightly work into the top layer of soil).
Carbonic acid lime with magnesium and algae, 30% Ca 2.5% Mg