WIO Mist Boulder Nano Stone brings serenity, subtle beauty, and soft texture to your scape — natural river pebbles in peaceful grey tones with a fine, smooth finish, perfectly scaled for nano compositions that evoke misty mornings and quiet mountain landscapes.

Mist Boulder Nano Stone is a collection of naturally rounded, small river pebbles that embody calm and purity. With their soft, fine textures and cool grey palette, these boulders are ideal for creating tranquil, atmospheric layouts where subtlety, balance, and gentle flow take center stage. Each pebble captures the feeling of an overcast sky or a mountain stream enveloped in mist — bringing dimension and softness to high-detail nano scapes.

Whether placed individually as quiet accents or grouped to form low rolling hills, Mist Boulder Nano Stones enhance the natural authenticity of any minimalist or biotope layout. Pre-washed and ready to use, they may slightly raise water hardness over time.

Key Points

• Color: Muted shades of serene grey
• Nano Scale: Sized 3–10 cm, ideal for tanks under 40L / 10 gal
• Smooth Texture: Naturally rounded river pebbles with soft, fine surfaces
• Tranquil Aesthetic: Evokes the calm of overcast skies and flowing waters
• Pre-Washed: Clean and ready to use, no soaking required
• Water Chemistry: May slightly raise pH and hardness — monitor in soft water setups
• Versatile Use: Ideal for aquariums, terrariums, paludariums, and bowls
• Safe for fish, shrimp, amphibians, and reptiles
• Pairing Tip: Combine with Mist Nano Gravel for seamless transitions; contrast with darker substrates or wood to make the boulders stand out

Characteristics

• Type: Natural river pebble (rounded/boulder form)
• Color: Muted grey tones
• Texture: Naturally rounded with smooth, fine surface
• Stone size: 3–10 cm
• Water Hardness: May slightly raise pH and hardness over time; regular water changes maintain stability

Availability at Cuboid Nature Aquarium

• 2 kg Bag: Assorted mix of naturally rounded river pebbles, 3–10 cm

Usage

• Rinse briefly before use to remove any transport dust — pre-washed and ready for direct placement
• Use as natural accents in mossy riverbeds or minimalist layouts; cluster in groups to simulate smooth terrain or streambanks
• Place over substrate or WIO LandForms — avoid direct contact with glass
• Use WIO ScapeBound to fix in place if needed
• Ideal for biotope-inspired or mountain stream scapes; pairs well with soft moss, cool sands, or low-contrast plants for atmospheric balance
• Control any alterations in pH and kH by regular water changes with osmotic or soft water
• Safe for fish, shrimps, and other aquatic animals

Available from Cuboid Nature Aquarium — Authorized Retailer for WIO.