Read the project logs for all the detailed information 😊, or view the project on GitHub:
The final assembled product in a 3D printed enclosure:
To maximize battery life a bistable flip-dot status indicator is used to show if the plant needs water:
The sensor has enough resolution to measure differences in water levels in the required range:
Hello. Great project - I think I'm going to make some of them. Any chance you'd put the code for this on your github?