Wholesale Coarse Black Lava Rock 1/4"-3/8" - 24 lb

Black Lava Rock plays a vital role in any bonsai soil mix. Its porous structure promotes airflow, delivering essential oxygen to your tree’s roots, this is critical for maintaining a healthy root system. The same porosity aids in efficient drainage, helping to prevent root rot, especially during prolonged rainy periods. * 1/4-3/8 inch particle size * Available as 2 quart bag and 20 quart bag * Double sifted to remove small particles * 100% Natural From the Earth with no Chemicals, Fertilizers, or Pesticides * Safe for use as a natural aquarium substrate Free Shipping in the USA for orders over $35. International Shipping varies per country.