

UNS Controsoil Black | Planted Aquarium Substrate
🖤 UNS Controsoil Black – Planted Aquarium Substrate
UNS Controsoil Black is a premium aquascaping substrate engineered to create a stable, plant-friendly foundation for freshwater aquariums. Crafted from a refined blend of natural soil and volcanic ash, Controsoil Black emphasizes water purity, balance, and long-term stability rather than excessive nutrient release—making it ideal for beginners and advanced aquascapers alike.
The deep black color enhances plant contrast, intensifies fish coloration, and delivers a clean, modern aesthetic for both nature-style and minimalist aquascapes.
🌱 Key Benefits
- No Rinsing Required – Ready to use straight from the bag
- Low Ammonia Release – Helps avoid harmful spikes during initial setup
- Impurity Absorption – Promotes crystal-clear water
- pH & kH Buffering – Gently lowers pH and softens water
- Supports Beneficial Bacteria – Encourages healthy biological filtration
- Plant-Optimized Structure – Excellent oxygen exchange and root penetration
- Shrimp & Fish Safe – Great for planted tanks, shrimp tanks, and community aquariums
🖤 Why Choose Controsoil Black?
Unlike nutrient-heavy substrates that may cause unstable water parameters, Controsoil Black focuses on balance and control. This allows aquarists to customize fertilization while maintaining consistent conditions. The porous granules create an ideal habitat for beneficial bacteria while anchoring plants securely.
The dark tone visually deepens aquascapes and makes greens, reds, and metallic fish colors stand out dramatically.
📏 Available Granule Sizes
- Extra Fine – Best for nano tanks and cosmetic top layers
- Fine – Ideal for foreground and carpeting plants
- Normal – Standard choice for most planted aquariums and thicker-root plants

📋 Product Information
| Feature | Details |
|---|---|
| Brand | Ultum Nature Systems (UNS) |
| Product Name | Controsoil Black |
| Type | Planted Aquarium Substrate |
| Material | Natural Soil & Volcanic Ash Blend |
| Water Effect | Lowers pH & kH, Softens Water |
| Rinsing Required | No |
| Safe For | Freshwater Fish, Shrimp, Live Plants |
📐 Application Guide
| Substrate Volume | Recommended Tank Size |
|---|---|
| 1 Liter | Up to 2 Gallon Tank |
| 3 Liter | Up to 9 Gallon Tank |
| 10 Liter | Up to 20 Gallon Tank |
| Multiple Bags | Large Planted Aquariums / Aquascapes |
UNS Controsoil Black is the perfect foundation for building a healthy, stable, and visually stunning planted aquarium—whether you’re creating your first aquascape or refining a high-end layout.
Original: $19.99
-70%$19.99
$6.00Product Information
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Description
🖤 UNS Controsoil Black – Planted Aquarium Substrate
UNS Controsoil Black is a premium aquascaping substrate engineered to create a stable, plant-friendly foundation for freshwater aquariums. Crafted from a refined blend of natural soil and volcanic ash, Controsoil Black emphasizes water purity, balance, and long-term stability rather than excessive nutrient release—making it ideal for beginners and advanced aquascapers alike.
The deep black color enhances plant contrast, intensifies fish coloration, and delivers a clean, modern aesthetic for both nature-style and minimalist aquascapes.
🌱 Key Benefits
- No Rinsing Required – Ready to use straight from the bag
- Low Ammonia Release – Helps avoid harmful spikes during initial setup
- Impurity Absorption – Promotes crystal-clear water
- pH & kH Buffering – Gently lowers pH and softens water
- Supports Beneficial Bacteria – Encourages healthy biological filtration
- Plant-Optimized Structure – Excellent oxygen exchange and root penetration
- Shrimp & Fish Safe – Great for planted tanks, shrimp tanks, and community aquariums
🖤 Why Choose Controsoil Black?
Unlike nutrient-heavy substrates that may cause unstable water parameters, Controsoil Black focuses on balance and control. This allows aquarists to customize fertilization while maintaining consistent conditions. The porous granules create an ideal habitat for beneficial bacteria while anchoring plants securely.
The dark tone visually deepens aquascapes and makes greens, reds, and metallic fish colors stand out dramatically.
📏 Available Granule Sizes
- Extra Fine – Best for nano tanks and cosmetic top layers
- Fine – Ideal for foreground and carpeting plants
- Normal – Standard choice for most planted aquariums and thicker-root plants

📋 Product Information
| Feature | Details |
|---|---|
| Brand | Ultum Nature Systems (UNS) |
| Product Name | Controsoil Black |
| Type | Planted Aquarium Substrate |
| Material | Natural Soil & Volcanic Ash Blend |
| Water Effect | Lowers pH & kH, Softens Water |
| Rinsing Required | No |
| Safe For | Freshwater Fish, Shrimp, Live Plants |
📐 Application Guide
| Substrate Volume | Recommended Tank Size |
|---|---|
| 1 Liter | Up to 2 Gallon Tank |
| 3 Liter | Up to 9 Gallon Tank |
| 10 Liter | Up to 20 Gallon Tank |
| Multiple Bags | Large Planted Aquariums / Aquascapes |
UNS Controsoil Black is the perfect foundation for building a healthy, stable, and visually stunning planted aquarium—whether you’re creating your first aquascape or refining a high-end layout.























