Designed to provide a complete nutrient supply for long-term use in planted aquariums, WIO Florabed Eonian Black is a high-contrast volcanic substrate with an active bio-filtering function for enhanced microbial colonization.
Create a mesmerizing aquatic display with the deep black tones of Eonian Black. Inspired by the nutrient-rich substrates found in tropical areas, this florabed is ideal for recreating habitats such as Amazonian rivers or the swamps of Southeast Asia. The porous volcanic substrate provides a stable base for aquatic plants to grow and thrive, while supplying all the necessary macro and microelements for long-term growth and beauty.
Eonian Black also offers a bio-filtering function that enhances microbial colonization, reducing the buildup of harmful substances and promoting a healthy ecosystem — benefiting both your aquatic plants and your fish and other aquatic animals.
Key Points
- 100% natural engineered volcanic substrate with active bio-filtering function
- Optimal florabed ready-to-use for aquatic flora
- Provides complete nutrient supply of macro and microelements for plants
- Available in Thick and Fine grain sizes
- Clearwater formula — no discoloring effect
- Designed for any water depth, including deep public aquariums
- Extreme long-term use of 10+ years — does not crumble over time
Characteristics
- Color: Black
- Grain: Thick (2–5 mm) and Fine (0.1–2 mm)
- Texture: Porous volcanic substrate
- Material: 100% natural engineered volcanic substrate
- Nutrients: Nitrogen, Phosphorus, Potassium, Iron, Calcium, Magnesium, Sodium, Zinc, Boron, Copper, Nickel, Chromium, Selenium, Manganese, Molybdenum, Cobalt, Fluorine, Iodine, Vanadium
Availability at Cuboid Nature Aquarium
- Thick grain — 1.5 kg bag
- Fine grain — 1.5 kg bag
Usage
- Do not rinse before use — ready to use straight out of the bag
- Spread the substrate evenly in the tank, ensuring an even layer throughout
- Wet the substrate before planting to help prevent disturbance and clouding of the water
- For easy planting of small foreground plants, add the Fine grain version on top of the Thick grain version
- After planting, pour water gently over a hard surface to avoid disturbing the substrate
- During the initial setup period the aquarium water may turn cloudy — this is normal and will disappear within a few hours after turning on the filter
Available from Cuboid Nature Aquarium — Authorized Retailer for WIO.






Reviews
There are no reviews yet.