Oyster Shell - By the Scoop
Oyster Shell is ocean based source of high calcium that is low in magnesium.
- Balance pH levels in your soil
- Strengthens plant cell walls
- Can also be used in your outdoor garden to deter moles
- Calcium plays an important role in nutrient transport from the roots to the leaves and helps to build strong cell walls
Sold by the scoop (1/2 cup)