Farb-Kies schwarz, 3 - 5 mm (15 kg)

Volcanic Mineral Black – Natural Lava Substrate for Healthy Aquariums Key Points: Black lava substrate made from genuine volcanic rock Porous structure promotes water circulation and prevents stagnant zones Rich in minerals such as calcium, magnesium, and potassium Ideal foundation for plant growth and aquascaping layouts Provides optimal surface area for beneficial microorganisms Product Description: Powered by nature: Volcanic Mineral Black is a high-quality substrate made from black lava rock, forming the perfect base for a stable and healthy planted aquarium. Its natural porous structure allows effective water circulation in the substrate and prevents stagnant zones – a key factor for strong and healthy plant roots. The lava rock naturally provides essential minerals such as calcium, magnesium, and potassium, which support root development and create a stable nutrient foundation in the aquarium. This promotes vigorous plant growth while ensuring long-term substrate health. Its robust structure also serves as a reliable base for hardscape and decorations. When combined with soil, the lava prevents substrate compaction and slipping of stones – perfect for aquascapers aiming for long-lasting stability. Thanks to its open-pore surface, Volcanic Mineral Black offers ideal conditions for the colonization of beneficial microorganisms. These actively contribute to biological balance and help maintain a stable ecosystem in your aquarium.

Volcanic Mineral Black – Natural Lava Substrate for Healthy Aquariums Key Points: Black lava substrate made from genuine volcanic rock Porous structure promotes water circulation and prevents stagnant zones Rich in minerals such as calcium, magnesium, and potassium Ideal foundation for plant growth and aquascaping layouts Provides optimal surface area for beneficial microorganisms Product Description: Powered by nature: Volcanic Mineral Black is a high-quality substrate made from black lava rock, forming the perfect base for a stable and healthy planted aquarium. Its natural porous structure allows effective water circulation in the substrate and prevents stagnant zones – a key factor for strong and healthy plant roots. The lava rock naturally provides essential minerals such as calcium, magnesium, and potassium, which support root development and create a stable nutrient foundation in the aquarium. This promotes vigorous plant growth while ensuring long-term substrate health. Its robust structure also serves as a reliable base for hardscape and decorations. When combined with soil, the lava prevents substrate compaction and slipping of stones – perfect for aquascapers aiming for long-lasting stability. Thanks to its open-pore surface, Volcanic Mineral Black offers ideal conditions for the colonization of beneficial microorganisms. These actively contribute to biological balance and help maintain a stable ecosystem in your aquarium.