Golden Ratio Spirals
φ = (1+√5)/2 ≈ 1.6180339887...
Fibonacci Squares
Sunflower / Phyllotaxis
Log Spiral
N seeds / steps:
500
Divergence angle:
137.508
°
The golden angle 137.508° = 360°/φ² creates the most efficient packing — consecutive seeds never align, producing perfect spirals. Used by sunflowers, pinecones, and nautilus shells.