Sand is probably the most common substrate. Sand doesn’t allow food particles to drop down uneaten into the substrate. And most people like the aesthetics of natural color sand in an aquarium.

Coffee dark with light mixed natural sand mimics coffee with rich foam. Aquarium substrate can add great contrast in colors from other rocks or decoration in your tank; It will really stand out against bogwood and slate rocks.

Good for aquatic plants that create beautiful landscape view. Dark sand environment makes appeasement effect on timid neon tetras, while insects like hydra are less likely to reproduce. The colors of black shell shrimp and rose shrimp become more vivid. During algae blooms, algae attach primarily to the surface layer (making cleanup easy, and shrimp consume it thoroughly).

Pinkish mineral coarse sand 3~5mm for aquariums aquascape creation. Good for middle size ornamental fish as gold fish, KOI, discus etc. Due to its mineral nature, can adsorb minerals and gradually release it into the water that helps stabilize water quality and the pH value. Pinkish color helps to achieve a special underwater scenes with waterplants. And the coarse sand is more convenient to wash while changing the water and cleaning inside the fish tank.

Expanded Clay Pebbles, universally known as LECA (Lightweight Expanded Clay Aggregate), are a staple in advanced growing techniques like hydroponics, aquaponics, and for improving soil. While expanded clay pebbles are not a direct "algae remover" like a chemical treatment or an algae-eating creature, they work by creating conditions that are unfavorable for algae growth.

Nutrient gravel mix for beautiful and permanent plant growth in all freshwater aquariums. D-Aquabasis Mix contains the essential nutrients for healthy and vigorous aquarium plant growth. Also it can accumulate the fertilizer to gradually release it to water plants.

Aqua Gem white stone is a perfect substrate to brighten up your home aquarium or outdoor displays. With a ranging size of 2-4cm, this aquatic gravel is completely safe and available in bright white color. It can also be used to brighten up your garden plant pots or planters.

XSmall Size Decorative Pebbles Polished Rock Stones, Natural Rocks for Aquarium, Plants Landscaping Fairy Garden, Terrariums, Vases etc., also known as the aragonite, ornamental stone, lucky stone.

Yellow Marble Stone makes beautiful nature-like aquascape inside a fish-tank, is convenient to keep water-plants root-cups, and convenient to wash while aquarium cleaning.

Nutrient gravel mix for beautiful and permanent plant growth in all freshwater aquariums. D-Aquabasis Mix contains the essential nutrients for healthy and vigorous aquarium plant growth. Also it can accumulate the fertilizer to gradually release it to water plants.

Black iron stone substrate is a striking and popular option in the aquarium hobby, known for its dramatic, modern look and mineral benefits. Black iron stone is a type of inert, sedimentary rock primarily composed of iron oxide and other minerals like silicon and magnesium.

Sand is probably the most common substrate. Sand doesn’t allow food particles to drop down uneaten into the substrate. And most people like the aesthetics of natural color sand in an aquarium.

Golden yellow natural coarse river sand 2-4mm. Suitable for ornamental fish tanks or aquatic plant water feature tanks. Suitable for fish tank/turtle tank landscaping. Natural citrine sand can form a beautiful natural water feature in the fish tank, which is convenient for fixing the water root cup and easy to wash while aquarium cleaning.

Made with the high quality glass, these glass gravels never fade colors and can resist years of use. Gems are guarantee non-toxic lead-free which makes them perfect for aquarium decor. Tumbled finished they look nice and have no any sharp edges. These glass gems have a glossy finish to them, giving them a bit of sparkle.

Create a realistic aquascape in your aquarium with Aqua Gem decorative gravel. The Coral Gravel is applicable to the water tank and used for partial hard acidification of the fish tank, it can be applied as filter material and fish tank bottom sand, with the cultivation of nitrifying bacteria, helps improve water quality and PH value.

The rough, highly porous surface structure of biofiltration volcanic rock provides very good colonization conditions for purified bacteria. Since it is a natural product, the size of the granules and small pieces in the packaging is different for each piece. It can be washed and reused. It is suitable for both freshwater and seawater.