does ash make soil fertile

Best answer


However volcanic ashcan be mixed into alluvial soils to make them more fertile. This makes Andisols very fertilesoil.

People also ask


  • Is wood ash good for the soil?

  • Wood ash is high in potassium and is applied to soil to increase the presence of this element. In Southern California, however, potassium is usually not lacking in the soil. In addition, wood ash contains abundant calcium, an element that elevates soil pH, a negative in our area since native soil pH is usually too high in any case.

  • What is volcanic ash used for in gardening?

  • Gardening: Volcanic ash helps keeps soil very fertile | The Spokesman-Review. News Spokane.

  • Is wood ash toxic to plants?

  • Unfortunately, wood ash can also be a source of heavy metals such as cadmium, chromium, or lead, which you don’t necessarily want in your garden. However, most studies have not shown that if the soil pH is above 6.0, the heavy metals are not taken in by the plants in measurable amounts.

  • Why are volcanic soils fertile?

  • Because of the presence of these rock particles being incorporated into the soil, the regions that have volcanic soil, for instance, the valleys and mountain slopes are typically fertile. Geologists and soil scientists have also found that volcanic soils are primarily composed of basalt.

    does ash make soil fertile

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