
Last night I was listening to plant scientist Monica Gagliano who is pushing the boundaries of what we know about plants. She proved that plants respond to the sound of water by moving toward it and cannot be tricked. Bio-acoustics is the study of sound and Monica is researching other ways that plants communicate. We know they use chemical messengers to warn each other above ground and below through the mycelial network thanks to the work of Suzanne Simard who I shall discuss in a moment. We have learned that plants emit electrical impulses. But Monica is studying another way that plants communicate. She says they listen to all the plants around them and learn from each other so that they do not have to re-invent the wheel with each generation. In one amazing memory experiment mimosa plants taught her that plants remember what happened to them previously and don’t repeat their mistakes. The Mind of Plants was her first book. She also studied with Indigenous healers in the Amazon and discusses this mysterious and compelling journey in her latest book Thus Spoke the Plants.
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