perennation
/pəˌrɛˈneɪʃən/
noun
- The process or state of a plant living for more than two years, especially by surviving unfavorable seasons through dormant underground structures.
- The bulb's perennation ensures that the tulips bloom again each spring.
- Perennation allows plants to survive cold winters without needing to be replanted.
- Scientists study perennation in grasses to develop more resilient crops.
Synonyms