The Search For Novelty Soil Amendments
What makes good soil? Every grower knows its basic properties: apart from mechanical support of a plant, good soil stores nutrients, ensures air and water movement, and provides a home for beneficial microorganisms. Soil structure can be improved by adding organic or inorganic amendments. While the organic portion makes up only about three per cent of most natural soils, well-amended garden soil may contain 30 per cent or more organic matter. The most common organic amendments, such as compost and manure, have been around for ages. With increasing interest in organic products and sustainability in agriculture, the search for new ways of farming is on the rise. Organic additives, like fish compost, blood meal, biochar, kelp, and worm castings, have become increasingly popular, but have you ever heard of such an exotic substance as Black Soldier fly frass?