Did some searching. The paper from 2019 that discussed this -
We recorded 65 dBSPL (dB of sound pressure level) ultrasonic sounds 4 inches (10 cm) from tomato and tobacco plants, implying that these sounds could be detected by some organisms from up to several feet (meters) away.
https://www.sci.news/biology/plants-ultrasonic-clicks-07895.html
I would like some weed. As a nonscientist, answers come secondary to weed.
Did some checking, out of curiosity.
And yeah. Interesting as hell.
We recorded 65 dBSPL (dB of sound pressure level) ultrasonic sounds 4 inches (10 cm) from tomato and tobacco plants, implying that these sounds could be detected by some organisms from up to several feet (meters) away.
https://www.sci.news/biology/plants-ultrasonic-clicks-07895.html
"I can hear the innermost thoughts of plants" - yup, sounds crazy to me! (Therefore let's do it - make it happen!:-)
Is it possible to record those higher frequencies and then turn them down so I can hear how noisy it is for my dog at home?