Seiryu Stone Care & Product Guide
 
Overview
Seiryu Stone is one of the most popular aquascaping rocks, valued for its striking blue-grey colour and dramatic white veining. Its natural, jagged texture makes it ideal for creating depth, contrast, and structure in aquariums—especially in nature-style and Iwagumi layouts.
Key Features
Distinctive blue-grey stone with white calcite veins
Sharp, textured surfaces for natural aesthetics
Ideal for aquascaping layouts (Iwagumi, Nature Style)
Adds strong visual contrast against plants and substrate
Water Impact
May slightly increase pH and hardness (GH/KH) over time
Effect is generally mild but noticeable in softer water setups
Not ideal for highly sensitive soft-water species if large quantities are used
Preparation Before Use
Rinse thoroughly to remove dust and debris
Scrub with a brush (no chemicals or साबुन)
Optional: soak and test water parameters if using in sensitive setups
Aquascaping Use
Perfect for:
Iwagumi layouts
Nature-style aquariums
Hardscape focal points
Tips:
Use odd-number groupings for a natural look
Partially bury stones for a more realistic appearance
Combine with carpeting plants for high-end aquascapes
 
Compatibility
Suitable for:
Most freshwater community aquariums
Planted tanks (with monitoring of parameters)
Use caution with:
Soft water species (e.g., some tetras, wild discus)
Shrimp setups requiring very stable, low hardness
Sizing & Variation
Stones vary in shape, size, and weight
Each piece is unique—no two stones are identical
Selection may differ slightly from images
Care Notes
Does not degrade over time
Can be reused across multiple setups
Periodic cleaning may be required to remove algae buildup
 
Important Notes
Natural stone – edges may be sharp
Always position securely to avoid tank damage
Consider using a base layer (foam or substrate) under heavy pieces