Flowers can hear buzzing bees—and it makes their nectar sweeter

wcutler · Jul 26, 2019

Hadany’s team looked at evening primroses (Oenothera drummondii) and found that within minutes of sensing vibrations from pollinators’ wings, the plants temporarily increased the concentration of sugar in their flowers’ nectar.
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for plants exposed to playbacks of bee sounds (0.2 to 0.5 kilohertz) and similarly low-frequency sounds (0.05 to 1 kilohertz), the final analysis revealed an unmistakable response. Within three minutes of exposure to these recordings, sugar concentration in the plants increased from between 12 and 17 percent to 20 percent.
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From www.nationalgeographic.com:
Flowers can hear buzzing bees—and it makes their nectar sweeter

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Flowers can hear buzzing bees—and it makes their nectar sweeter

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