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125 (for up to 20 gallons)
Corcovado wood features a distinct root-like structure
The inclusion of an activated carbon foam optimizes your aquarium filtration and removes cloudy water
To provide those nutrients in an aquarium we added cellulose in the form of Stinging Nettle
Features: Spider-like limbs
Seachem Onyx Sand 15.4lb Marina 125 (for up to 20Premium natural sand for the planted aquarium Good for the life of the aquarium Supports optimal KH levels for freshwater planted aquariums Rich in carbonates Overview Onyx Sand is a naturally dark gray sand that perfectly complements and enhances the appearance of any aquarium. It supports optimal KH levels for freshwater planted aquariums. Although ideally suited to planted aquaria, it may be used in any aquarium environment. Onyx Sand is most