Calcium (Chalk) to improve your compost and soil. Calcium improves the release of nutrient and the pH value.
Calcium can be used to improve the pH value in your wormerie, but can not replace the Mineral Mix.
Application:
light soil: 100-120g/m²
medium soil: 140-180g/m²
rich soil: 200 - 250g/m²
compost: add 120 g/m²
Includes:
5 Kg, 10 Kg or 25 Kg Gardening Chalk (85% CaCO
3 Calciumcarbonat )