Question

A plant requires more than 12 hours of dark night to flower. If the night is interrupted by white light for 1 hour will the flowers bloom the next morning? Why?

Answer 1

Explanation:

• these are exposed to more than 12 hours of light per day, bloom formation does not occur.
• Other plants require only a short night to flower.
• These are termed "long day" plants. These bloom only when they receive more than 12 hours of light.