1. Effect of temperature on flowering of plants is known as vernalization.
2. For inducing early flowering pretreatment of seeds or seedlings is done at 1 to 6°C for about a months duration.
3. Shoot apical meristem is believed to be site of vernalization stimulus.
4. Vernalization stimulus is in a form of chemical named vernalin.
5. Vernalization is effective in ereals (wheat) and crucifers.
