Video: How do plants know when to bloom? Spring flowering explained by chronobiologist
Plants, like people, have a circadian clock and they sense seasonal changes to light and temperature. Plants that bloom in the spring use the longer days and warmer temperatures as seasonal cues th...

Source: phys.org
Plants, like people, have a circadian clock and they sense seasonal changes to light and temperature. Plants that bloom in the spring use the longer days and warmer temperatures as seasonal cues that it's time to bloom.