vernalize
/ˈvɜrnəlaɪz/
verb
- To expose seeds or young plants to cold temperatures in order to speed up or encourage later flowering or growth.
- The botanist decided to vernalize the seeds by keeping them in the refrigerator for two weeks.
- To get the best blooms, you should vernalize the seedlings at around 40 degrees Fahrenheit.
- Many gardeners vernalize their spring bulbs before planting them in the fall.
Synonyms