SGI

SGI Metabasalt Soil Enhancer

SGI Metabasalt
Soil Enhancer

Metabasalt, also known as greenstone, is a metamorphosed form of basalt. Minerals from metabasalt provide essential nutrients to plants and trace elements known to support healthy soil and crops.

Metabasalt elements

SGI Metabasalt is well-suited for all agricultural applications, available in a range of particle sizes, and is available via 50 lb. bag, 2,000 lb. bulk bags, and bulk truck.

 

Crop growing from soil

Benefits of SGI Metabasalt

Using finely ground rocks as a soil amendment in agriculture has been studied for over a century and has been determined to be an effective practice that provides a range of benefits. In studies, SGI Metabasalt was proven to:

  • Increase growth medium pH
  • Increase microbial respiration
  • Increase crop yield (oat and hay, corn, soybeans, wheat)
  • Increase lettuce yield (when combined with potting mix)
  • Reduce ammonia loss due to volatilization and extend availability for plant uptake
Crops growing in greenhouse

Proven Uses

SGI Metabasalt is compatible with agricultural blending and spreading equipment and has demonstrated success as an amendment applied directly to cropland soils. It is also a value-added ingredient in:

  • Granulated Products
  • Fertilizer Mixes
  • Potting Soils
  • Compost Mixes

Get SGI Metabasalt

SGI is the leading producer of metabasalt in North America. SGI Metabasalt is safe for all applications, OMRI-listed for organic use, and can be purchased in a variety of volumes. Learn more.

In addition to delivering benefits to plants and soil, the mineralogy and unique particle size of SGI Metabasalt also make it an effective stimulus for carbon capture via Enhanced Rock Weathering.

Learn more about SGI Metabasalt for carbon capture.