Archive for June 6th, 2014

June 6, 2014

Hormonal Sentience

the intelligent plant

Hormonal [hawr-moh-nlsentience [sen-shuhns], first described by nanotechnology researcher Robert A. Freitas Jr., describes the information processing rate in plants, which are mostly based on hormones instead of neurons like in all major animals (except sponges). Plants can to some degree communicate with each other and there are even examples of one-way-communication with animals.

Acacia trees produce tannin to defend themselves when they are grazed upon by animals. The airborne scent of the tannin is picked up by other acacia trees, which then start to produce it themselves to ward off nearby grazers. When attacked by caterpillars, some plants can release chemical signals to attract parasitic wasps that attack the caterpillars.

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