WIO Boulder - Inferno

Inferno Boulders are the soft pulse of a red landscape — rounded, water-shaped forms in terracotta reds and warm earthen browns that bring heat without harshness. Where Inferno Stone is all ridges and drama, the boulders trade edges for flow: curved faces that catch light in gentle bands, subtle mineral seams that glow underwater, and a calm, grounded presence that makes layouts feel composed from the first placement.

Compose like a river shaping stone. Seat one main boulder slightly off-center to set direction, then nest smaller pieces to form low banks, eddies, and breathing space around plants. Half-bury a few supports to suggest natural sorting; keep negative space for "water to move." Raking side light will warm the terracotta and sharpen contours for dusk-like depth; top light softens the palette into a serene, sun-baked calm.

Color pairing is where Inferno sings. Pale or honey sands make the reds pop; darker beds intensify tones for a cinematic look. Thread in driftwood or roots to add tension — organic line against rounded mass — and cool the scene with fine-leaf greens, moss, or epiphytes. For seamless scale transitions, veil bases with Inferno Gravel and sprinkle WIO Accents Red Chips; the result feels geologically inevitable, not arranged.

Practical by design, Inferno Boulders arrive pre-washed and livestock-safe. In very soft water they may gently nudge pH and hardness over time; simple routine changes or buffering keep parameters steady.

Key Points

• Color: Vibrant reds, pinks, terracotta, and warm brown tones
• Texture: Naturally rounded, water-shaped sedimentary forms
• Composition: Natural sedimentary stone
• Matching: Pairs with Inferno Gravel, warm sands, WIO Accents Red Chips, and Inferno Stones
• Ready to Use: Pre-washed; a quick rinse is optional to clear transit dust
• Water Chemistry: Slight mineral activity — may slightly alter pH/kH over time
• Versatile: Ideal for aquariums, paludariums, and terrariums
• Care Level: Easy to Intermediate

Characteristics

• Type: Sedimentary stone
• Color: Vibrant reds, pinks, terracotta, and warm brown tones
• Texture: Naturally rounded, water-shaped forms
• Stone size: Nano 3–16 cm; Box 3–17 cm (typical mix)
• Water Hardness: Slight mineral activity — may slightly alter pH/kH over time; regular water changes maintain stability

Availability at Cuboid Nature Aquarium

• Nano Box — 5 kg (11 lb): WIO's curated size mix, hand-selected assortment of stones from 3 to 16 cm
• Box — 11 kg (24 lb): WIO's curated size mix, hand-selected assortment of stones from 3 to 17 cm
• In-Store: Visit us in Pipersville, PA to hand-pick individual stones by the pound — choose exactly the pieces and sizes you want for your layout

Usage

• Ready to use; brief rinse improves initial water clarity
• Seat the main rounded boulder first; nest supports to form natural banks and channels
• Combine with Inferno Stones, Inferno Gravel, and WIO Accents Red Chips for layered realism
• Use WIO PlantGlue to attach moss or epiphytes; contrast with fine-leaf greens for vibrancy
• When filling the tank, add water gently — pour over a plate or décor to protect stone contours
• Monitor pH and kH; regular soft-water changes keep parameters stable
• Safe for fish, shrimps, and other aquatic animals

Available from Cuboid Nature Aquarium — Authorized Retailer for WIO.

Inventory Accuracy

If this item is at low stock, or you are ordering all or almost all of our current inventory, there may be an inventory discrepency. We will contact you about any issues as soon as possible.

Order Processing

  Please allow 24 to
48 hrs to process your order.  Expect an
email within 48 hrs to let you know your order is on your way.

Store Pickup

  If you choose “Pickup
in Store” at checkout, an email will be sent when your order is ready for
pickup.  Orders can be picked up during
store hours, see our home page for our current hours.  The pick up address is 6637 Easton Rd,
Pipersville, PA 18947

Domestic Shipping Rates

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any, for your order will be calculated and displayed at checkout.