A root system is all the underground parts that anchor and feed a plant. A shallow root system.
It is usually about as wide as the branches and far shallower than people imagine. A root system trades sugar with fungi in the soil, which is how most plants actually feed.
1nounroot systemAll the underground parts that anchor and feed a plant.
“The root system had lifted the whole pavement.”
root system is a part.
Practised in Trees & Flowers