Aquascape Calculator

Plan an aquascape with the right substrate volume, hardscape weight, plant counts, focal-point positions, lighting, and flow for efficient growth and maintenance.

Tank & Basics
Substrate Profile
Hardscape Plan
Layout & Planting

Results

Tank Volume (internal)
Based on entered glass dimensions.
Footprint Area
Length × Width.
Golden Ratio Focal Point
Position from chosen side (0.618 × length).
Substrate Volume & Weight
Linear slope front→back (trapezoid).
Rock Estimate
From coverage × height × packing factor.
Wood Estimate
Coverage × height × packing factor.
Plant Counts (pots/cups)
Foreground / Midground / Background.
Lighting Target
PAR at substrate & lumens/watts estimate.
Recommended Filter Flow
Turnover based on CO₂ & difficulty.
Tip
Distribute flow to avoid dead spots; trim plants to keep light reaching the foreground.

Build Efficient Aquascapes

Right-Sized Substrate & Hardscape

A sloped substrate (deeper at the back) creates depth, lifts midground plants, and hides stems. Estimate volume precisely to avoid running short or overloading your stand. Dense stones add significant weight; plan accordingly.

Use Proven Layout Anchors

Placing your main stone or driftwood near the golden section (≈ 0.618 × length) creates a natural focal point. Keep the strongest contrast—largest stone, tallest wood, or open sand—close to that point.

Match Light to Plant Difficulty

Low-light plants thrive at 25–35 µmol·m⁻²·s⁻¹; medium at 40–60; high-demand at 70–90+. With CO₂, run shorter photoperiods initially (6–7 h), then increase as algae stays in check.

Circulation for CO₂ & Nutrients

Use lily pipes or directional outputs to sweep across the foreground and around hardscape. Aim for even pearling and minimal detritus accumulation.

Iterate Slowly

Change one thing at a time—light, CO₂, or fertilization—and observe plant response for a week. Keep notes to correlate settings with growth and algae outcomes.

Disclaimer

These are estimate-based calculations. Verify against your specific plants, livestock, water parameters, and manufacturer data.

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Aquascape Hardscape Weight Calculator

Estimate rock/driftwood weight for secure, stable layouts.

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