Plantwatch: the trees that synchronise reproduction around summer solstice

Beech trees across Europe coordinate their seed production each year even over vast distances and climatesThe summer solstice triggers a remarkable phenomenon in beech trees. All across Europe the beech trees synchronise their reproduction at the solstice, even over vast distances and climates.The solstice has the longest hours of daylight of the year, and an international research team discovered that the day after the solstice all the beech trees become acutely sensitive to temperature, triggering their seed production. Continue reading...