Anthurium improvisation

Plants emit signals in reaction to external stimuli and to communicate with everything. These signals are detectable as variations in the bio-electrical field of the plant and can be converted into a MIDI signal (Musical Instruments Digital Interface). This MIDI signal is sent  into a synthesizer and  a soft is soothing sound tuned at 432 Hz. After some time being connected to such device and producing sounds, plants seem to become aware of the process; they seem to understand that those sounds are coming from them... 

Site: http://www.youtube.com/watch?v=4ZX5B_p79V4