Description
Down To Earth Oyster Shell, produced by grinding ancient oyster shells into coarse particles that are small-to-medium in size, leading to a sustained release of calcium, aiding in preventing calcium deficiencies while improving soil structure. Oyster shell is a natural source of calcium carbonate, commonly used to make the plant hardier and more resistant to environmental stressors and prevent the spread of disease. Oyster shell may mildly increase the soil pH over time.
Usage Instructions:
Containers: For new plantings, add 1-2 tbsp per gallon of soil and mix thoroughly, OR add 2.50.5-1 lb per cubic yard. For established plants, lightly mix 1-2 tbsp per gallon of soil into the soil surface every other month during the grow season.
Derived From:
- Ground Oyster Shell
Guaranteed Analysis:
Calcium | 35.0% |
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