Vernalization is an example of temperature influencing the timing of flowering and is defined as the process by which a prolonged exposure to the cold of winter results in competence to flower during the following spring. ... VRN1 is induced by cold in leaves and remains high following vernalization.

What is the significance of Vernalisation?

It prevents precocious reproductive development late in the growing season. It enables the plant to have sufficient time to reach maturity.

How does Photoperiodism influence flowering?

Photoperiodism affects flowering by inducing the shoot to produce floral buds instead of leaves and lateral buds.