Plant roots show fractal branching patterns underground and maximize the surface area to reach as much water and nutrients as possible.
As roots can’t grow smaller than a certain size plants have developed a symbiosis with mushrooms to extend their reach.
Further Reading & Sources
- Estimation of tree root lengths using fractal branching rules
- Structure, allometry and fractal analysis of root systems of three borreal forest tree species
- Path Planning Strategies Inspired by Swarm Behaviour of Plant Root Apexes