This beautiful natural basalt gravel is ideal for aquarium substrates.

Natural and safe: The aquarium gravel is 100% natural and safe. It contains no artificial additives or coatings, so it behaves neutrally towards water and does not release pollutants.

Decorative use: The black basalt gravel creates impressive contrasts in the aquarium due to its dark hue, helping to present an attractive underwater landscape.

• With rich trace elements, the basalt stone ensures good rooting and rapid growth as well as the attractive appearance of plants.
• Ideal for aquariums with shy fish that prefer dark substrates.

Wide application: The black basalt looks beautiful both wet and dry, making it ideal for gardens, pathways, and other landscapes.

Color: Black

Material: Basalt gravel

Size: 5-8 mm

Weight: 25 kg