Tom Bennet grows Nepenthes , tropical carnivorous plants that I know by the name of pitcher plants. To stay healthy they need a temperature- and humidity-controlled environment, and Tom ensures this by housing them in a terrarium controlled by a Raspberry Pi 3 and Energenie’s Pi-Mote starter kit , which provides an easy way to control mains electrical sockets from a Pi. He has written step-by-step instructions to help you build your own terrarium controller , the first such guide we’ve seen for this particular application.

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Build your own Raspberry Pi terrarium controller