Pacific Pearl Oyster Shell Flour - Natural Calcium Carbonate Soil Amendment to Raise Soil pH - 50 lb
Pacific Pearl Oyster Shell Flour is ground marine oyster shell used as a natural calcium source and soil pH adjuster for gardens, orchards, trees and compost.
Key Features
- 96% calcium carbonate, with trace minerals
- Raises low soil pH and adds calcium
- Mixed particle sizes give both quick and longer-term (4+ months) release
- Helps support root development and soil structure
How to Use
Broadcast and work into the soil in early spring or fall, then water in. A common garden rate is 2 to 10 lb per 100 sq ft. Follow label directions.
Product Details
- Size: 50 lb bag
- Form: powder
- Brand: Pacific Pearl
Model # / SKU: OYS50
- In stock (16 available)
- Backordered, shipping soon
Shipping:
We ship via UPS and USPS. Most orders ship within 1–2 business days from our Bay Area warehouse.
Returns are accepted within 30 days of delivery for unopened, unused items in original packaging. To initiate a return, email us at dsgardensupplies@gmail.com.
