VOLCANIC STONE
VOLCANIC STONE
SKU:XGA-0068
Regular price
€5,00
Regular price
Sale price
€5,00
Unit price
/
per
20-30mm 500g
Softens water and neutralizes visible and microscopic contamination. Removes ammonia, nitrates, nitrates and microorganisms. Also becomes home to nitrifying bacteria which break down biological debris and reduce nitrogen content. It is rich in potassium, which can be used as fertilizer for seaweed.