The sodium channels responsible for controlling the opening and closing of stomata (for respiration/transpiration) are stimulated by ~125Hz and ~250Hz sonic vibration.

Sounds does help. This has been studied intensely, and several proven methods of using sound to enhance growth have been patented.
khyberkitsune Reviewed by khyberkitsune on . Talkin' to my girls Take this funny anecdote with a grain of salt, as this is my first go: Ever heard of crazy people who talk to their plants? :hippy: Well, I have 6 plants going and I randomly decided to give one of them a name and start talking to her. They have been vegging about a month, and I have been calling this particular plant "Saint Dolores" since the first week. All of the plants are the same strain, cloned from the same mother, and have the same water, nutrients, soil, and lighting regime. I Rating: 5