GoKawiilDeveloper builds physical sunflower-pattern LED display using phyllotaxis code
A hobbyist coder wrote a simple algorithm to reproduce the phyllotaxis pattern—the spiral arrangement seen in sunflowers and succulents—by placing points along a rotating radial line using the golden ratio. They then Voronoi-tessellated the resulting point cloud and used CadQuery, a Python-based CAD library, to convert the cell edges into 3D-printable geometry, building a physical LED matrix with an individually addressable RGB LED in each cell.
GoKawiil's interpretation of the reporting above, not reported fact.
The project illustrates how simple mathematical rules from nature can be translated into both generative digital art and functional physical hardware, a workflow increasingly common among maker-community developers combining code, CAD tools, and electronics. It also shows growing accessibility of tools like CadQuery for turning algorithmic designs into fabricable objects without traditional CAD modeling.
- The phyllotaxis pattern can be generated with a short algorithm using the golden ratio to rotate points on a radial line.
- Voronoi tessellation of the resulting point cloud produces seed-pod-like cell shapes suitable for a physical grid.
- The creator used the CadQuery Python library to convert digital cell data into 3D geometry for an addressable RGB LED matrix.
WS2812B Addressable LED Strip — If you want to build your own audio-reactive phyllotaxis display like this, addressable LED strips are the perfect hardware to bring the golden-ratio spiral pattern to life in physical light. They're individually controllable, so you can map each LED to a coordinate in the point cloud and drive it with sound-reactive code just like in the article.
See WS2812B Addressable LED Strip on Amazon → Affiliate link — we may earn a commission on purchases, at no extra cost to you. Product picked by AI based on this article; it is not a tested recommendation.Source: jagi.studio — Jagi Natarajan, 2026-09-28
Published there as: “Phyllotaxis: An audio-reactive LED display”
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