garden soil and potting soil. Both products are made from quality organic materials. Both products promise to grow strong, ...

Potting soils typically contain a high percentage of bulky organic materials such as bark, wood chips, peat or coconut coir, compost and various types of animal excrement such as manure ...

Generally, these organic amendments contain large amounts of calcium, which increase soil pH and give buffering effects of added bicarbonate and organic acids. Recent studies show considerable shifts ...

Finding the perfect replicable “soil” for containerized production has been an Achilles heel for many in the organic greenhouse community ... For example, hardwood barks have the best disease ...