How Do Radishes Work As a Cover Crop?
Farmers love tools. The prospect of a fully stocked tool shed ranges from badge of honor to true obsession, reports the Aberdeen News. Plants, too, can be used as tools. Integrating cover crops into a farmer’s toolbox can offer many benefits — and it’s a tool given to us by nature!
Getting farmers to adopt cover crops as various tools can be hard. To do that, we need to better understand these different tools and their uses. Cover crops like clover add nitrogen to the soil, while reducing erosion and runoff. And, radishes, a tasty ingredient in salad, can be used to break up soil and other hard jobs.
Breaking Up Soil with Radishes
Millennia ago, Greek philosophers presented the Doctrine of Signatures, stating that a plant’s appearance may resemble its practical use. For example, walnuts were linked to brain health and beans to kidneys. In thinking about the radish as a tool, the plant root could be similarly equated to the drill, a type of natural tilling.
Thick radish roots are an ideal choice for natural drilling into the soil to reduce compaction. When the radish crops are terminated, the radish and roots leave large, open pores in the soil. This increases soil aeration and water infiltration. Along with this comes more earthworm and microbial activity. It’s clear that a tillage radish cover crop certainly lives up to that name. As it turns out, the simple radish can be quite the complex tool when properly utilized.
Continue reading at Aberdeen News.
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