There are many causes to commit oneself to the care of houseplants — in spite of everything, a room stuffed with shiny, glossy-leaved crops is usually a pleasure to behold, and that’s not even one of many extra tangible advantages they carry. However as any inexperienced thumb is aware of, there’s a positive line between a wholesome, vibrant plant and one which’s quickly to surrender the ghost.

In case your thumb tends much less towards inexperienced and extra towards the brown and crusty aspect of issues, one thing like [Jon]’s Sensible Plant system is perhaps simply the factor for you. These low-power plant tags are constructed round more and more ubiquitous e-Paper shows, like the sort you would possibly discover in a retail shelf price ticket system. The present model of [Jon]’s tags makes use of a Waveshare 2.9″ tricolor show and a PCB with capacitive probes that stick into the plant’s soil. An ESP32-S lives on the highest part of the PCB, together with a 1,000 mAh LiPo pack that’s charged off USB-C. The design contains an non-compulsory photo voltaic panel for conserving the battery topped off, which can or could not assist relying on the plant’s place in your private jungle.

Along with the soil moisture sensor, the Sensible Tag has an ambient temperature and humidity sensor and a lightweight sensor — every little thing to maintain your plant completely happy. The facility-hungry sensors are solely powered on when the Sensible Tag pops out of deep sleep; this provides and estimated 5 to 6 weeks runtime between costs, with out photo voltaic charging after all. The e-Paper show exhibits customized graphics of the plant’s present environmental state, and the identical information can also be accessible through Dwelling Assistant due to the ESPHome firmware.

These are nice-looking plant tags that may actually pull a variety of weight in conserving crops wholesome. Take a look at the opposite choices in our Low Energy Problem Contest, and possibly get an entry collectively your self.