Agricultural Gypsum is mined Calcium Sulfate, rich in Calcium and Sulfur. It is used as a soil conditioner to correct Calcium and Sulfur deficiencies as well as to improve and remediate soil.
INGREDIENTS: Agricultural Gypsum.
$10.95 – $31.50
Calcium (Ca): 2.0%
Sulfur (S): 15%
This product complies with Canadian certified organic crop production standards. Contact us for organic compliance documentation.
Gently mix into top 5cm (2”) of soil.
In the garden: Up to 20kg per 100m2 (44lbs per 1000ft2). Apply up to once per year.
Top dressing: 15-30ml (1-2tbsp) per plant, or 15ml per 4L (1tbsp per gal) of soil, once per year.
Premixing soil: 15ml per 4L (1tbsp per gal) of soil. For larger volume soil mixing add up to 2kg (4.4lbs) per cubic yard of soil.
Weight to volume conversion: Gypsum has a specific gravity of approximately 0.94.