- Description
- Features
- Characteristics
- Use Instructions
- Useful Information
- Shipping Information
- Guarantee
Description
The best natural source of phosphorus and calcium. It is comprised of the bony structures of prehistoric marine creatures mined in Florida from the best deposit in the country. An immediately available and a long-term source of phosphorus. Not the same as the hard rock phosphate, sold by most nurseries and farm suppliers, which is not nutritionally as readily available.
- Averages 20% P2O5 (3% immediately available), 20% Ca
- Soft Rock Phosphate should be applied and worked in prior to planting
- Use at 5 lb/100 sq.ft. or 1 ton/acre on phosphate deficient soils, less on fertile soils
- Trees and perennials, use 1-10 lb per planting hole, depending on plant size
- Supplies P and Ca for up to 5 years after application, depending on the crop
Features
Characteristics
Organic Status :
Approved for Use in Certified Organic Agriculture
Animal-Based : No
Fertilizer Type : Powdered/Granulated/Meal
Major Nutrients : Calcium
Major Nutrients : Over 3% Phosphorus
Major Nutrients : Trace Minerals
Nutrient Release Rate : Long-term (4+ Months)
Use as Foliar : No
Organic Certifier: OMRI, CDFA
Useful Information
Shipping
Does not qualify for Flat Rate Shipping.
Cannot be combined with other items in a package, due either to its size or manufacturer packaging.
Shipping Weight: 55.0 lb
Dimensions: 20.0"L x 13.0"W x 4.0"H
Guarantee
Customer Reviews
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