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Forget Wi-Fi moisture sensors—this ESP32 project works offline and costs half as much

Make the moist of your ESP32s.
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This ESP32 project reminds me to water plants based on soil moisture instead of a strict schedule

Keeping houseplants can make being indoors feel more like being outside in nature. It only works if your plants stay alive. I used some cheap ESP32 boards and even cheaper soil moisture sensors to set ...