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 interacts neutrally with the water and does not release pollutants.

Decorative use: The black basalt gravel creates striking contrasts in the aquarium due to its dark color, helping to showcase an attractive underwater landscape.

Benefits: Rich in trace elements, the basalt stone ensures good root development and rapid growth as well as an appealing appearance for plants. It is perfect 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