http://finallynomoreacne.com/2012/05/02/naked-veggies/

Another study by Backster showed plants having a similar reaction before they were consumed, but as soon as the person sent loving positive energy to the plant it calmed down and seemed ok with being a part of the cycle of life and providing the body with nutrients. Plants can pick up on your thoughts (energy) and respond positively or negatively to them. This is why it helps to pray over your raw food or send it loving positive energy before you consume it. They just would like to know what is about to happen to them and why it’s happening before they are subjected to the harsh acidic environment in your stomach.