noun
- a layer of growing tissue in woody plants between the bark and wood that produces new cells
Usage: botanical
Examples
- The cambium layer is responsible for the tree’s growth in diameter.
- Damage to the cambium can kill a tree by preventing nutrient transport.
- In spring, the cambium becomes active and produces new wood cells.
- Botanists study the cambium to understand how trees grow.
- The cambium forms a thin green layer just under the bark.
- Grafting works best when the cambium layers of both plants align.